169909535

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{1289}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 209351520

約数和(自身を除く): 39441985

約数列:

[1, 5, 41, 205, 643, 1289, 3215, 6445, 26363, 52849, 131815, 264245, 828827, 4144135, 33981907, 169909535]

約数ペア:

[(1, 169909535), (5, 33981907), (41, 4144135), (205, 828827), (643, 264245), (1289, 131815), (3215, 52849), (6445, 26363)]