278422454

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{4481}}^1$

素因数の和:5191

約数の個数: 16

約数和(自身を含む): 427260096

約数和(自身を除く): 148837642

約数列:

[1, 2, 47, 94, 661, 1322, 4481, 8962, 31067, 62134, 210607, 421214, 2961941, 5923882, 139211227, 278422454]

約数ペア:

[(1, 278422454), (2, 139211227), (47, 5923882), (94, 2961941), (661, 421214), (1322, 210607), (4481, 62134), (8962, 31067)]