72109191

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{312161}}^1$

素因数の和:312182

約数の個数: 16

約数和(自身を含む): 119870208

約数和(自身を除く): 47761017

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 312161, 936483, 2185127, 3433771, 6555381, 10301313, 24036397, 72109191]

約数ペア:

[(1, 72109191), (3, 24036397), (7, 10301313), (11, 6555381), (21, 3433771), (33, 2185127), (77, 936483), (231, 312161)]