689563030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5304331}}^1$

素因数の和:5304351

約数の個数: 16

約数和(自身を含む): 1336691664

約数和(自身を除く): 647128634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5304331, 10608662, 26521655, 53043310, 68956303, 137912606, 344781515, 689563030]

約数ペア:

[(1, 689563030), (2, 344781515), (5, 137912606), (10, 68956303), (13, 53043310), (26, 26521655), (65, 10608662), (130, 5304331)]