401039727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{18959}}^1$

素因数の和:19614

約数の個数: 16

約数和(自身を含む): 584271360

約数和(自身を除く): 183231633

約数列:

[1, 3, 11, 33, 641, 1923, 7051, 18959, 21153, 56877, 208549, 625647, 12152719, 36458157, 133679909, 401039727]

約数ペア:

[(1, 401039727), (3, 133679909), (11, 36458157), (33, 12152719), (641, 625647), (1923, 208549), (7051, 56877), (18959, 21153)]