201918906

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 540277920

約数和(自身を除く): 338359014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 61, 63, 81, 98, 122, 126, 139, 147, 162, 183, 189, 243, 278, 294, 366, 378, 417, 427, 441, 486, 549, 567, 834, 854, 882, 973, 1098, 1134, 1251, 1281, 1323, 1647, 1701, 1946, 2502, 2562, 2646, 2919, 2989, 3294, 3402, 3753, 3843, 3969, 4941, 5838, 5978, 6811, 7506, 7686, 7938, 8479, 8757, 8967, 9882, 11259, 11529, 11907, 13622, 14823, 16958, 17514, 17934, 20433, 22518, 23058, 23814, 25437, 26271, 26901, 29646, 33777, 34587, 40866, 50874, 52542, 53802, 59353, 61299, 67554, 69174, 76311, 78813, 80703, 103761, 118706, 122598, 152622, 157626, 161406, 178059, 183897, 207522, 228933, 236439, 242109, 356118, 367794, 415471, 457866, 472878, 484218, 534177, 551691, 686799, 726327, 830942, 1068354, 1103382, 1246413, 1373598, 1452654, 1602531, 1655073, 2060397, 2492826, 3205062, 3310146, 3739239, 4120794, 4807593, 7478478, 9615186, 11217717, 14422779, 22435434, 28845558, 33653151, 67306302, 100959453, 201918906]

約数ペア:

[(1, 201918906), (2, 100959453), (3, 67306302), (6, 33653151), (7, 28845558), (9, 22435434), (14, 14422779), (18, 11217717), (21, 9615186), (27, 7478478), (42, 4807593), (49, 4120794), (54, 3739239), (61, 3310146), (63, 3205062), (81, 2492826), (98, 2060397), (122, 1655073), (126, 1602531), (139, 1452654), (147, 1373598), (162, 1246413), (183, 1103382), (189, 1068354), (243, 830942), (278, 726327), (294, 686799), (366, 551691), (378, 534177), (417, 484218), (427, 472878), (441, 457866), (486, 415471), (549, 367794), (567, 356118), (834, 242109), (854, 236439), (882, 228933), (973, 207522), (1098, 183897), (1134, 178059), (1251, 161406), (1281, 157626), (1323, 152622), (1647, 122598), (1701, 118706), (1946, 103761), (2502, 80703), (2562, 78813), (2646, 76311), (2919, 69174), (2989, 67554), (3294, 61299), (3402, 59353), (3753, 53802), (3843, 52542), (3969, 50874), (4941, 40866), (5838, 34587), (5978, 33777), (6811, 29646), (7506, 26901), (7686, 26271), (7938, 25437), (8479, 23814), (8757, 23058), (8967, 22518), (9882, 20433), (11259, 17934), (11529, 17514), (11907, 16958), (13622, 14823)]