15605121

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23971}}^1$

素因数の和:24012

約数の個数: 16

約数和(自身を含む): 24547328

約数和(自身を除く): 8942207

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 23971, 71913, 167797, 503391, 743101, 2229303, 5201707, 15605121]

約数ペア:

[(1, 15605121), (3, 5201707), (7, 2229303), (21, 743101), (31, 503391), (93, 167797), (217, 71913), (651, 23971)]