3969965

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 4945536

約数和(自身を除く): 975571

約数列:

[1, 5, 53, 71, 211, 265, 355, 1055, 3763, 11183, 14981, 18815, 55915, 74905, 793993, 3969965]

約数ペア:

[(1, 3969965), (5, 793993), (53, 74905), (71, 55915), (211, 18815), (265, 14981), (355, 11183), (1055, 3763)]