128519974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{42641}}^1$

素因数の和:42791

約数の個数: 16

約数和(自身を含む): 211845456

約数和(自身を除く): 83325482

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 42641, 85282, 469051, 938102, 5841817, 11683634, 64259987, 128519974]

約数ペア:

[(1, 128519974), (2, 64259987), (11, 11683634), (22, 5841817), (137, 938102), (274, 469051), (1507, 85282), (3014, 42641)]