212090879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211879}}^1$

素因数の和:211910

約数の個数: 16

約数和(自身を含む): 284766720

約数和(自身を除く): 72675841

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 211879, 1483153, 2330669, 2754427, 16314683, 19280989, 30298697, 212090879]

約数ペア:

[(1, 212090879), (7, 30298697), (11, 19280989), (13, 16314683), (77, 2754427), (91, 2330669), (143, 1483153), (1001, 211879)]