641766399

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{12757}}^1$

素因数の和:13210

約数の個数: 16

約数和(自身を含む): 878771040

約数和(自身を除く): 237004641

約数列:

[1, 3, 41, 123, 409, 1227, 12757, 16769, 38271, 50307, 523037, 1569111, 5217613, 15652839, 213922133, 641766399]

約数ペア:

[(1, 641766399), (3, 213922133), (41, 15652839), (123, 5217613), (409, 1569111), (1227, 523037), (12757, 50307), (16769, 38271)]