989941872

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{479623}}^1$

素因数の和:479677

約数の個数: 40

約数和(自身を含む): 2616828544

約数和(自身を除く): 1626886672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 479623, 959246, 1438869, 1918492, 2877738, 3836984, 5755476, 7673968, 11510952, 20623789, 23021904, 41247578, 61871367, 82495156, 123742734, 164990312, 247485468, 329980624, 494970936, 989941872]

約数ペア:

[(1, 989941872), (2, 494970936), (3, 329980624), (4, 247485468), (6, 164990312), (8, 123742734), (12, 82495156), (16, 61871367), (24, 41247578), (43, 23021904), (48, 20623789), (86, 11510952), (129, 7673968), (172, 5755476), (258, 3836984), (344, 2877738), (516, 1918492), (688, 1438869), (1032, 959246), (2064, 479623)]