72254721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1873}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 120895488

約数和(自身を除く): 48640767

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 1169, 1837, 1873, 3507, 5511, 5619, 12859, 13111, 20603, 38577, 39333, 61809, 144221, 312791, 432663, 938373, 2189537, 3440701, 6568611, 10322103, 24084907, 72254721]

約数ペア:

[(1, 72254721), (3, 24084907), (7, 10322103), (11, 6568611), (21, 3440701), (33, 2189537), (77, 938373), (167, 432663), (231, 312791), (501, 144221), (1169, 61809), (1837, 39333), (1873, 38577), (3507, 20603), (5511, 13111), (5619, 12859)]