216804511

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{4159}}^1$

素因数の和:4854

約数の個数: 16

約数和(自身を含む): 270766080

約数和(自身を除く): 53961569

約数列:

[1, 7, 11, 77, 677, 4159, 4739, 7447, 29113, 45749, 52129, 320243, 2815643, 19709501, 30972073, 216804511]

約数ペア:

[(1, 216804511), (7, 30972073), (11, 19709501), (77, 2815643), (677, 320243), (4159, 52129), (4739, 45749), (7447, 29113)]