213472510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{688621}}^1$

素因数の和:688659

約数の個数: 16

約数和(自身を含む): 396646272

約数和(自身を除く): 183173762

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 688621, 1377242, 3443105, 6886210, 21347251, 42694502, 106736255, 213472510]

約数ペア:

[(1, 213472510), (2, 106736255), (5, 42694502), (10, 21347251), (31, 6886210), (62, 3443105), (155, 1377242), (310, 688621)]