16661315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13171}}^1$

素因数の和:13210

約数の個数: 16

約数和(自身を含む): 22761216

約数和(自身を除く): 6099901

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 13171, 65855, 144881, 302933, 724405, 1514665, 3332263, 16661315]

約数ペア:

[(1, 16661315), (5, 3332263), (11, 1514665), (23, 724405), (55, 302933), (115, 144881), (253, 65855), (1265, 13171)]