257522988

素因数分解:

$2^2\times 3^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 607775616

約数和(自身を除く): 350252628

約数列:

[1, 2, 3, 4, 6, 12, 193, 251, 386, 443, 502, 579, 753, 772, 886, 1004, 1158, 1329, 1506, 1772, 2316, 2658, 3012, 5316, 48443, 85499, 96886, 111193, 145329, 170998, 193772, 222386, 256497, 290658, 333579, 341996, 444772, 512994, 581316, 667158, 1025988, 1334316, 21460249, 42920498, 64380747, 85840996, 128761494, 257522988]

約数ペア:

[(1, 257522988), (2, 128761494), (3, 85840996), (4, 64380747), (6, 42920498), (12, 21460249), (193, 1334316), (251, 1025988), (386, 667158), (443, 581316), (502, 512994), (579, 444772), (753, 341996), (772, 333579), (886, 290658), (1004, 256497), (1158, 222386), (1329, 193772), (1506, 170998), (1772, 145329), (2316, 111193), (2658, 96886), (3012, 85499), (5316, 48443)]