66983672

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 87292168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 119, 136, 142, 238, 284, 476, 497, 568, 952, 991, 994, 1207, 1982, 1988, 2414, 3964, 3976, 4828, 6937, 7928, 8449, 9656, 13874, 16847, 16898, 27748, 33694, 33796, 55496, 67388, 67592, 70361, 117929, 134776, 140722, 235858, 281444, 471716, 492527, 562888, 943432, 985054, 1196137, 1970108, 2392274, 3940216, 4784548, 8372959, 9569096, 16745918, 33491836, 66983672]

約数ペア:

[(1, 66983672), (2, 33491836), (4, 16745918), (7, 9569096), (8, 8372959), (14, 4784548), (17, 3940216), (28, 2392274), (34, 1970108), (56, 1196137), (68, 985054), (71, 943432), (119, 562888), (136, 492527), (142, 471716), (238, 281444), (284, 235858), (476, 140722), (497, 134776), (568, 117929), (952, 70361), (991, 67592), (994, 67388), (1207, 55496), (1982, 33796), (1988, 33694), (2414, 27748), (3964, 16898), (3976, 16847), (4828, 13874), (6937, 9656), (7928, 8449)]