420143739

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{12959}}^1$

素因数の和:13170

約数の個数: 16

約数和(自身を含む): 571069440

約数和(自身を除く): 150925701

約数列:

[1, 3, 101, 107, 303, 321, 10807, 12959, 32421, 38877, 1308859, 1386613, 3926577, 4159839, 140047913, 420143739]

約数ペア:

[(1, 420143739), (3, 140047913), (101, 4159839), (107, 3926577), (303, 1386613), (321, 1308859), (10807, 38877), (12959, 32421)]