68821090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{529393}}^1$

素因数の和:529413

約数の個数: 16

約数和(自身を含む): 133407288

約数和(自身を除く): 64586198

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 529393, 1058786, 2646965, 5293930, 6882109, 13764218, 34410545, 68821090]

約数ペア:

[(1, 68821090), (2, 34410545), (5, 13764218), (10, 6882109), (13, 5293930), (26, 2646965), (65, 1058786), (130, 529393)]