289804534

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{33457}}^1$

素因数の和:33591

約数の個数: 16

約数和(自身を含む): 448069536

約数和(自身を除く): 158265002

約数列:

[1, 2, 61, 71, 122, 142, 4331, 8662, 33457, 66914, 2040877, 2375447, 4081754, 4750894, 144902267, 289804534]

約数ペア:

[(1, 289804534), (2, 144902267), (61, 4750894), (71, 4081754), (122, 2375447), (142, 2040877), (4331, 66914), (8662, 33457)]