639041036

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{2707801}}^1$

素因数の和:2707864

約数の個数: 12

約数和(自身を含む): 1137276840

約数和(自身を除く): 498235804

約数列:

[1, 2, 4, 59, 118, 236, 2707801, 5415602, 10831204, 159760259, 319520518, 639041036]

約数ペア:

[(1, 639041036), (2, 319520518), (4, 159760259), (59, 10831204), (118, 5415602), (236, 2707801)]