77811998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{44771}}^1$

素因数の和:44863

約数の個数: 16

約数和(自身を含む): 128943360

約数和(自身を除く): 51131362

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 44771, 89542, 492481, 984962, 3536909, 7073818, 38905999, 77811998]

約数ペア:

[(1, 77811998), (2, 38905999), (11, 7073818), (22, 3536909), (79, 984962), (158, 492481), (869, 89542), (1738, 44771)]