290388242

素因数分解:

$2^1\times {\mathrm{349}}^1\times {\mathrm{541}}^1\times {\mathrm{769}}^1$

素因数の和:1661

約数の個数: 16

約数和(自身を含む): 438207000

約数和(自身を除く): 147818758

約数列:

[1, 2, 349, 541, 698, 769, 1082, 1538, 188809, 268381, 377618, 416029, 536762, 832058, 145194121, 290388242]

約数ペア:

[(1, 290388242), (2, 145194121), (349, 832058), (541, 536762), (698, 416029), (769, 377618), (1082, 268381), (1538, 188809)]