138954109

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{29761}}^1$

素因数の和:29820

約数の個数: 16

約数和(自身を含む): 171429120

約数和(自身を除く): 32475011

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 29761, 208327, 684503, 863069, 4791521, 6041483, 19850587, 138954109]

約数ペア:

[(1, 138954109), (7, 19850587), (23, 6041483), (29, 4791521), (161, 863069), (203, 684503), (667, 208327), (4669, 29761)]