181878081

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{1163}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 303049728

約数和(自身を除く): 121171647

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 677, 1163, 2031, 3489, 4739, 7447, 8141, 12793, 14217, 22341, 24423, 38379, 52129, 89551, 156387, 268653, 787351, 2362053, 5511457, 8660861, 16534371, 25982583, 60626027, 181878081]

約数ペア:

[(1, 181878081), (3, 60626027), (7, 25982583), (11, 16534371), (21, 8660861), (33, 5511457), (77, 2362053), (231, 787351), (677, 268653), (1163, 156387), (2031, 89551), (3489, 52129), (4739, 38379), (7447, 24423), (8141, 22341), (12793, 14217)]