127987508

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{264437}}^1$

素因数の和:264463

約数の個数: 18

約数和(自身を含む): 246191778

約数和(自身を除く): 118204270

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 264437, 528874, 1057748, 2908807, 5817614, 11635228, 31996877, 63993754, 127987508]

約数ペア:

[(1, 127987508), (2, 63993754), (4, 31996877), (11, 11635228), (22, 5817614), (44, 2908807), (121, 1057748), (242, 528874), (484, 264437)]