258012008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{1040371}}^1$

素因数の和:1040408

約数の個数: 16

約数和(自身を含む): 499378560

約数和(自身を除く): 241366552

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 1040371, 2080742, 4161484, 8322968, 32251501, 64503002, 129006004, 258012008]

約数ペア:

[(1, 258012008), (2, 129006004), (4, 64503002), (8, 32251501), (31, 8322968), (62, 4161484), (124, 2080742), (248, 1040371)]