665775585

素因数分解:

$3^3\times 5^1\times {\mathrm{4931671}}^1$

素因数の和:4931685

約数の個数: 16

約数和(自身を含む): 1183601280

約数和(自身を除く): 517825695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4931671, 14795013, 24658355, 44385039, 73975065, 133155117, 221925195, 665775585]

約数ペア:

[(1, 665775585), (3, 221925195), (5, 133155117), (9, 73975065), (15, 44385039), (27, 24658355), (45, 14795013), (135, 4931671)]