156979490

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{86729}}^1$

素因数の和:86917

約数の個数: 16

約数和(自身を含む): 284127480

約数和(自身を除く): 127147990

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 86729, 173458, 433645, 867290, 15697949, 31395898, 78489745, 156979490]

約数ペア:

[(1, 156979490), (2, 78489745), (5, 31395898), (10, 15697949), (181, 867290), (362, 433645), (905, 173458), (1810, 86729)]