397391901

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{42689}}^1$

素因数の和:42828

約数の個数: 16

約数和(自身を含む): 553262400

約数和(自身を除く): 155870499

約数列:

[1, 3, 29, 87, 107, 321, 3103, 9309, 42689, 128067, 1237981, 3713943, 4567723, 13703169, 132463967, 397391901]

約数ペア:

[(1, 397391901), (3, 132463967), (29, 13703169), (87, 4567723), (107, 3713943), (321, 1237981), (3103, 128067), (9309, 42689)]