81257532

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{25747}}^1$

素因数の和:26017

約数の個数: 24

約数和(自身を含む): 190329216

約数和(自身を除く): 109071684

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 25747, 51494, 77241, 102988, 154482, 308964, 6771461, 13542922, 20314383, 27085844, 40628766, 81257532]

約数ペア:

[(1, 81257532), (2, 40628766), (3, 27085844), (4, 20314383), (6, 13542922), (12, 6771461), (263, 308964), (526, 154482), (789, 102988), (1052, 77241), (1578, 51494), (3156, 25747)]