51380643

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{907}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 71652096

約数和(自身を除く): 20271453

約数列:

[1, 3, 23, 69, 821, 907, 2463, 2721, 18883, 20861, 56649, 62583, 744647, 2233941, 17126881, 51380643]

約数ペア:

[(1, 51380643), (3, 17126881), (23, 2233941), (69, 744647), (821, 62583), (907, 56649), (2463, 20861), (2721, 18883)]