210909419

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{1319}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 246343680

約数和(自身を除く): 35434261

約数列:

[1, 7, 53, 371, 431, 1319, 3017, 9233, 22843, 69907, 159901, 489349, 568489, 3979423, 30129917, 210909419]

約数ペア:

[(1, 210909419), (7, 30129917), (53, 3979423), (371, 568489), (431, 489349), (1319, 159901), (3017, 69907), (9233, 22843)]