15880641

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10651}}^1$

素因数の和:10732

約数の個数: 16

約数和(自身を含む): 24542208

約数和(自身を除く): 8661567

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 10651, 31953, 74557, 223671, 756221, 2268663, 5293547, 15880641]

約数ペア:

[(1, 15880641), (3, 5293547), (7, 2268663), (21, 756221), (71, 223671), (213, 74557), (497, 31953), (1491, 10651)]