66556536

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 170553600

約数和(自身を除く): 103997064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 139, 142, 213, 278, 281, 284, 417, 426, 556, 562, 568, 834, 843, 852, 1112, 1124, 1668, 1686, 1704, 2248, 3336, 3372, 6744, 9869, 19738, 19951, 29607, 39059, 39476, 39902, 59214, 59853, 78118, 78952, 79804, 117177, 118428, 119706, 156236, 159608, 234354, 236856, 239412, 312472, 468708, 478824, 937416, 2773189, 5546378, 8319567, 11092756, 16639134, 22185512, 33278268, 66556536]

約数ペア:

[(1, 66556536), (2, 33278268), (3, 22185512), (4, 16639134), (6, 11092756), (8, 8319567), (12, 5546378), (24, 2773189), (71, 937416), (139, 478824), (142, 468708), (213, 312472), (278, 239412), (281, 236856), (284, 234354), (417, 159608), (426, 156236), (556, 119706), (562, 118428), (568, 117177), (834, 79804), (843, 78952), (852, 78118), (1112, 59853), (1124, 59214), (1668, 39902), (1686, 39476), (1704, 39059), (2248, 29607), (3336, 19951), (3372, 19738), (6744, 9869)]