664459858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{4373}}^1$

素因数の和:4542

約数の個数: 32

約数和(自身を含む): 1091225520

約数和(自身を除く): 426765662

約数列:

[1, 2, 17, 34, 41, 82, 109, 218, 697, 1394, 1853, 3706, 4373, 4469, 8746, 8938, 74341, 75973, 148682, 151946, 179293, 358586, 476657, 953314, 3047981, 6095962, 8103169, 16206338, 19542937, 39085874, 332229929, 664459858]

約数ペア:

[(1, 664459858), (2, 332229929), (17, 39085874), (34, 19542937), (41, 16206338), (82, 8103169), (109, 6095962), (218, 3047981), (697, 953314), (1394, 476657), (1853, 358586), (3706, 179293), (4373, 151946), (4469, 148682), (8746, 75973), (8938, 74341)]