18283056498

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{1039}}^1$

素因数の和:1413

約数の個数: 144

約数和(自身を含む): 46941223680

約数和(自身を除く): 28658167182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 281, 294, 426, 441, 497, 562, 639, 843, 882, 994, 1039, 1278, 1491, 1686, 1967, 2078, 2529, 2982, 3117, 3479, 3934, 4473, 5058, 5901, 6234, 6958, 7273, 8946, 9351, 10437, 11802, 13769, 14546, 17703, 18702, 19951, 20874, 21819, 27538, 31311, 35406, 39902, 41307, 43638, 50911, 59853, 62622, 65457, 73769, 82614, 101822, 119706, 123921, 130914, 139657, 147538, 152733, 179559, 221307, 247842, 279314, 291959, 305466, 359118, 418971, 442614, 458199, 516383, 583918, 663921, 837942, 875877, 916398, 977599, 1032766, 1256913, 1327842, 1549149, 1751754, 1955198, 2043713, 2513826, 2627631, 2932797, 3098298, 3614681, 4087426, 4647447, 5255262, 5865594, 6131139, 7229362, 8798391, 9294894, 10844043, 12262278, 14305991, 17596782, 18393417, 20729089, 21688086, 28611982, 32532129, 36786834, 41458178, 42917973, 62187267, 65064258, 85835946, 124374534, 128753919, 145103623, 186561801, 257507838, 290207246, 373123602, 435310869, 870621738, 1015725361, 1305932607, 2031450722, 2611865214, 3047176083, 6094352166, 9141528249, 18283056498]

約数ペア:

[(1, 18283056498), (2, 9141528249), (3, 6094352166), (6, 3047176083), (7, 2611865214), (9, 2031450722), (14, 1305932607), (18, 1015725361), (21, 870621738), (42, 435310869), (49, 373123602), (63, 290207246), (71, 257507838), (98, 186561801), (126, 145103623), (142, 128753919), (147, 124374534), (213, 85835946), (281, 65064258), (294, 62187267), (426, 42917973), (441, 41458178), (497, 36786834), (562, 32532129), (639, 28611982), (843, 21688086), (882, 20729089), (994, 18393417), (1039, 17596782), (1278, 14305991), (1491, 12262278), (1686, 10844043), (1967, 9294894), (2078, 8798391), (2529, 7229362), (2982, 6131139), (3117, 5865594), (3479, 5255262), (3934, 4647447), (4473, 4087426), (5058, 3614681), (5901, 3098298), (6234, 2932797), (6958, 2627631), (7273, 2513826), (8946, 2043713), (9351, 1955198), (10437, 1751754), (11802, 1549149), (13769, 1327842), (14546, 1256913), (17703, 1032766), (18702, 977599), (19951, 916398), (20874, 875877), (21819, 837942), (27538, 663921), (31311, 583918), (35406, 516383), (39902, 458199), (41307, 442614), (43638, 418971), (50911, 359118), (59853, 305466), (62622, 291959), (65457, 279314), (73769, 247842), (82614, 221307), (101822, 179559), (119706, 152733), (123921, 147538), (130914, 139657)]