15980503

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2843}}^1$

素因数の和:2934

約数の個数: 16

約数和(自身を含む): 20203776

約数和(自身を除く): 4223273

約数列:

[1, 7, 11, 73, 77, 511, 803, 2843, 5621, 19901, 31273, 207539, 218911, 1452773, 2282929, 15980503]

約数ペア:

[(1, 15980503), (7, 2282929), (11, 1452773), (73, 218911), (77, 207539), (511, 31273), (803, 19901), (2843, 5621)]