8164645

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 10074240

約数和(自身を除く): 1909595

約数列:

[1, 5, 71, 109, 211, 355, 545, 1055, 7739, 14981, 22999, 38695, 74905, 114995, 1632929, 8164645]

約数ペア:

[(1, 8164645), (5, 1632929), (71, 114995), (109, 74905), (211, 38695), (355, 22999), (545, 14981), (1055, 7739)]