289705418

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{70351}}^1$

素因数の和:70453

約数の個数: 16

約数和(自身を含む): 455880960

約数和(自身を除く): 166175542

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 70351, 140702, 2040179, 4080358, 4994921, 9989842, 144852709, 289705418]

約数ペア:

[(1, 289705418), (2, 144852709), (29, 9989842), (58, 4994921), (71, 4080358), (142, 2040179), (2059, 140702), (4118, 70351)]