12660956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 28868448

約数和(自身を除く): 16207492

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 101, 121, 148, 154, 202, 242, 259, 308, 404, 407, 484, 518, 707, 814, 847, 1036, 1111, 1414, 1628, 1694, 2222, 2828, 2849, 3388, 3737, 4444, 4477, 5698, 7474, 7777, 8954, 11396, 12221, 14948, 15554, 17908, 24442, 26159, 31108, 31339, 41107, 48884, 52318, 62678, 82214, 85547, 104636, 125356, 164428, 171094, 287749, 342188, 452177, 575498, 904354, 1150996, 1808708, 3165239, 6330478, 12660956]

約数ペア:

[(1, 12660956), (2, 6330478), (4, 3165239), (7, 1808708), (11, 1150996), (14, 904354), (22, 575498), (28, 452177), (37, 342188), (44, 287749), (74, 171094), (77, 164428), (101, 125356), (121, 104636), (148, 85547), (154, 82214), (202, 62678), (242, 52318), (259, 48884), (308, 41107), (404, 31339), (407, 31108), (484, 26159), (518, 24442), (707, 17908), (814, 15554), (847, 14948), (1036, 12221), (1111, 11396), (1414, 8954), (1628, 7777), (1694, 7474), (2222, 5698), (2828, 4477), (2849, 4444), (3388, 3737)]