31390946

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 50295168

約数和(自身を除く): 18904222

約数列:

[1, 2, 43, 53, 71, 86, 97, 106, 142, 194, 2279, 3053, 3763, 4171, 4558, 5141, 6106, 6887, 7526, 8342, 10282, 13774, 161809, 221063, 296141, 323618, 365011, 442126, 592282, 730022, 15695473, 31390946]

約数ペア:

[(1, 31390946), (2, 15695473), (43, 730022), (53, 592282), (71, 442126), (86, 365011), (97, 323618), (106, 296141), (142, 221063), (194, 161809), (2279, 13774), (3053, 10282), (3763, 8342), (4171, 7526), (4558, 6887), (5141, 6106)]