210069105

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{21187}}^1$

素因数の和:21856

約数の個数: 16

約数和(自身を含む): 336634944

約数和(自身を除く): 126565839

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 9915, 21187, 63561, 105935, 317805, 14004607, 42013821, 70023035, 210069105]

約数ペア:

[(1, 210069105), (3, 70023035), (5, 42013821), (15, 14004607), (661, 317805), (1983, 105935), (3305, 63561), (9915, 21187)]