66669985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19991}}^1$

素因数の和:20048

約数の個数: 16

約数和(自身を含む): 86365440

約数和(自身を除く): 19695455

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 19991, 99955, 459793, 579739, 2298965, 2898695, 13333997, 66669985]

約数ペア:

[(1, 66669985), (5, 13333997), (23, 2898695), (29, 2298965), (115, 579739), (145, 459793), (667, 99955), (3335, 19991)]