78156308

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{1123}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 138980352

約数和(自身を除く): 60824044

約数列:

[1, 2, 4, 127, 137, 254, 274, 508, 548, 1123, 2246, 4492, 17399, 34798, 69596, 142621, 153851, 285242, 307702, 570484, 615404, 19539077, 39078154, 78156308]

約数ペア:

[(1, 78156308), (2, 39078154), (4, 19539077), (127, 615404), (137, 570484), (254, 307702), (274, 285242), (508, 153851), (548, 142621), (1123, 69596), (2246, 34798), (4492, 17399)]