638385734

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1\times {\mathrm{2557}}^1$

素因数の和:3632

約数の個数: 32

約数和(自身を含む): 1160308800

約数和(自身を除く): 521923066

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1049, 2098, 2557, 5114, 7343, 14686, 17833, 17899, 35666, 35798, 43469, 86938, 124831, 249662, 304283, 608566, 2682293, 5364586, 18776051, 37552102, 45598981, 91197962, 319192867, 638385734]

約数ペア:

[(1, 638385734), (2, 319192867), (7, 91197962), (14, 45598981), (17, 37552102), (34, 18776051), (119, 5364586), (238, 2682293), (1049, 608566), (2098, 304283), (2557, 249662), (5114, 124831), (7343, 86938), (14686, 43469), (17833, 35798), (17899, 35666)]