15978634

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2711}}^1$

素因数の和:3141

約数の個数: 16

約数和(自身を含む): 27467136

約数和(自身を除く): 11488502

約数列:

[1, 2, 7, 14, 421, 842, 2711, 2947, 5422, 5894, 18977, 37954, 1141331, 2282662, 7989317, 15978634]

約数ペア:

[(1, 15978634), (2, 7989317), (7, 2282662), (14, 1141331), (421, 37954), (842, 18977), (2711, 5894), (2947, 5422)]