521011010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4007777}}^1$

素因数の和:4007797

約数の個数: 16

約数和(自身を含む): 1009960056

約数和(自身を除く): 488949046

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4007777, 8015554, 20038885, 40077770, 52101101, 104202202, 260505505, 521011010]

約数ペア:

[(1, 521011010), (2, 260505505), (5, 104202202), (10, 52101101), (13, 40077770), (26, 20038885), (65, 8015554), (130, 4007777)]