28001607

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 37895808

約数和(自身を除く): 9894201

約数列:

[1, 3, 163, 173, 331, 489, 519, 993, 28199, 53953, 57263, 84597, 161859, 171789, 9333869, 28001607]

約数ペア:

[(1, 28001607), (3, 9333869), (163, 171789), (173, 161859), (331, 84597), (489, 57263), (519, 53953), (993, 28199)]