165678318

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 416223360

約数和(自身を除く): 250545042

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 53, 54, 61, 73, 78, 106, 117, 122, 146, 159, 183, 219, 234, 318, 351, 366, 438, 477, 549, 657, 689, 702, 793, 949, 954, 1098, 1314, 1378, 1431, 1586, 1647, 1898, 1971, 2067, 2379, 2847, 2862, 3233, 3294, 3869, 3942, 4134, 4453, 4758, 5694, 6201, 6466, 7137, 7738, 8541, 8906, 9699, 11607, 12402, 13359, 14274, 17082, 18603, 19398, 21411, 23214, 25623, 26718, 29097, 34821, 37206, 40077, 42029, 42822, 50297, 51246, 57889, 58194, 69642, 80154, 84058, 87291, 100594, 104463, 115778, 120231, 126087, 150891, 173667, 174582, 208926, 236009, 240462, 252174, 301782, 347334, 378261, 452673, 472018, 521001, 708027, 756522, 905346, 1042002, 1134783, 1358019, 1416054, 1563003, 2124081, 2269566, 2716038, 3068117, 3126006, 4248162, 6136234, 6372243, 9204351, 12744486, 18408702, 27613053, 55226106, 82839159, 165678318]

約数ペア:

[(1, 165678318), (2, 82839159), (3, 55226106), (6, 27613053), (9, 18408702), (13, 12744486), (18, 9204351), (26, 6372243), (27, 6136234), (39, 4248162), (53, 3126006), (54, 3068117), (61, 2716038), (73, 2269566), (78, 2124081), (106, 1563003), (117, 1416054), (122, 1358019), (146, 1134783), (159, 1042002), (183, 905346), (219, 756522), (234, 708027), (318, 521001), (351, 472018), (366, 452673), (438, 378261), (477, 347334), (549, 301782), (657, 252174), (689, 240462), (702, 236009), (793, 208926), (949, 174582), (954, 173667), (1098, 150891), (1314, 126087), (1378, 120231), (1431, 115778), (1586, 104463), (1647, 100594), (1898, 87291), (1971, 84058), (2067, 80154), (2379, 69642), (2847, 58194), (2862, 57889), (3233, 51246), (3294, 50297), (3869, 42822), (3942, 42029), (4134, 40077), (4453, 37206), (4758, 34821), (5694, 29097), (6201, 26718), (6466, 25623), (7137, 23214), (7738, 21411), (8541, 19398), (8906, 18603), (9699, 17082), (11607, 14274), (12402, 13359)]