642746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 16

約数和(自身を含む): 1058400

約数和(自身を除く): 415654

約数列:

[1, 2, 13, 26, 59, 118, 419, 767, 838, 1534, 5447, 10894, 24721, 49442, 321373, 642746]

約数ペア:

[(1, 642746), (2, 321373), (13, 49442), (26, 24721), (59, 10894), (118, 5447), (419, 1534), (767, 838)]