28390911

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{941}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 38659680

約数和(自身を除く): 10268769

約数列:

[1, 3, 89, 113, 267, 339, 941, 2823, 10057, 30171, 83749, 106333, 251247, 318999, 9463637, 28390911]

約数ペア:

[(1, 28390911), (3, 9463637), (89, 318999), (113, 251247), (267, 106333), (339, 83749), (941, 30171), (2823, 10057)]