398752639

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{1129}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 435276000

約数和(自身を除く): 36523361

約数列:

[1, 19, 29, 551, 641, 1129, 12179, 18589, 21451, 32741, 353191, 622079, 723689, 13750091, 20986981, 398752639]

約数ペア:

[(1, 398752639), (19, 20986981), (29, 13750091), (551, 723689), (641, 622079), (1129, 353191), (12179, 32741), (18589, 21451)]