686378030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5279831}}^1$

素因数の和:5279851

約数の個数: 16

約数和(自身を含む): 1330517664

約数和(自身を除く): 644139634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5279831, 10559662, 26399155, 52798310, 68637803, 137275606, 343189015, 686378030]

約数ペア:

[(1, 686378030), (2, 343189015), (5, 137275606), (10, 68637803), (13, 52798310), (26, 26399155), (65, 10559662), (130, 5279831)]