397996986

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{21377}}^1$

素因数の和:21518

約数の個数: 32

約数和(自身を含む): 831176640

約数和(自身を除く): 433179654

約数列:

[1, 2, 3, 6, 29, 58, 87, 107, 174, 214, 321, 642, 3103, 6206, 9309, 18618, 21377, 42754, 64131, 128262, 619933, 1239866, 1859799, 2287339, 3719598, 4574678, 6862017, 13724034, 66332831, 132665662, 198998493, 397996986]

約数ペア:

[(1, 397996986), (2, 198998493), (3, 132665662), (6, 66332831), (29, 13724034), (58, 6862017), (87, 4574678), (107, 3719598), (174, 2287339), (214, 1859799), (321, 1239866), (642, 619933), (3103, 128262), (6206, 64131), (9309, 42754), (18618, 21377)]