531247730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4086521}}^1$

素因数の和:4086541

約数の個数: 16

約数和(自身を含む): 1029803544

約数和(自身を除く): 498555814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4086521, 8173042, 20432605, 40865210, 53124773, 106249546, 265623865, 531247730]

約数ペア:

[(1, 531247730), (2, 265623865), (5, 106249546), (10, 53124773), (13, 40865210), (26, 20432605), (65, 8173042), (130, 4086521)]