81675844

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2069}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 146059200

約数和(自身を除く): 64383356

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 2069, 4138, 8276, 9869, 19738, 39476, 146899, 287591, 293798, 575182, 587596, 1150364, 20418961, 40837922, 81675844]

約数ペア:

[(1, 81675844), (2, 40837922), (4, 20418961), (71, 1150364), (139, 587596), (142, 575182), (278, 293798), (284, 287591), (556, 146899), (2069, 39476), (4138, 19738), (8276, 9869)]