81938056

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{74761}}^1$

素因数の和:74904

約数の個数: 16

約数和(自身を含む): 154757340

約数和(自身を除く): 72819284

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 74761, 149522, 299044, 598088, 10242257, 20484514, 40969028, 81938056]

約数ペア:

[(1, 81938056), (2, 40969028), (4, 20484514), (8, 10242257), (137, 598088), (274, 299044), (548, 149522), (1096, 74761)]