389639998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{610721}}^1$

素因数の和:610763

約数の個数: 16

約数和(自身を含む): 659579760

約数和(自身を除く): 269939762

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 610721, 1221442, 6717931, 13435862, 17710909, 35421818, 194819999, 389639998]

約数ペア:

[(1, 389639998), (2, 194819999), (11, 35421818), (22, 17710909), (29, 13435862), (58, 6717931), (319, 1221442), (638, 610721)]