68790687

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{827}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 111601152

約数和(自身を除く): 42810465

約数列:

[1, 3, 7, 17, 21, 51, 119, 233, 357, 699, 827, 1631, 2481, 3961, 4893, 5789, 11883, 14059, 17367, 27727, 42177, 83181, 98413, 192691, 295239, 578073, 1348837, 3275747, 4046511, 9827241, 22930229, 68790687]

約数ペア:

[(1, 68790687), (3, 22930229), (7, 9827241), (17, 4046511), (21, 3275747), (51, 1348837), (119, 578073), (233, 295239), (357, 192691), (699, 98413), (827, 83181), (1631, 42177), (2481, 27727), (3961, 17367), (4893, 14059), (5789, 11883)]