258486585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{40357}}^1$

素因数の和:40433

約数の個数: 32

約数和(自身を含む): 480421632

約数和(自身を除く): 221935047

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 40357, 121071, 201785, 282499, 605355, 847497, 1412495, 2461777, 4237485, 7385331, 12308885, 17232439, 36926655, 51697317, 86162195, 258486585]

約数ペア:

[(1, 258486585), (3, 86162195), (5, 51697317), (7, 36926655), (15, 17232439), (21, 12308885), (35, 7385331), (61, 4237485), (105, 2461777), (183, 1412495), (305, 847497), (427, 605355), (915, 282499), (1281, 201785), (2135, 121071), (6405, 40357)]