15428917

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{733}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 18414592

約数和(自身を除く): 2985675

約数列:

[1, 7, 31, 97, 217, 679, 733, 3007, 5131, 21049, 22723, 71101, 159061, 497707, 2204131, 15428917]

約数ペア:

[(1, 15428917), (7, 2204131), (31, 497707), (97, 159061), (217, 71101), (679, 22723), (733, 21049), (3007, 5131)]