216509579

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79687}}^1$

素因数の和:79730

約数の個数: 16

約数和(自身を含む): 267751680

約数和(自身を除く): 51242101

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 79687, 876557, 1035931, 1514053, 11395241, 16654583, 19682689, 216509579]

約数ペア:

[(1, 216509579), (11, 19682689), (13, 16654583), (19, 11395241), (143, 1514053), (209, 1035931), (247, 876557), (2717, 79687)]