163905981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{55243}}^1$

素因数の和:55312

約数の個数: 16

約数和(自身を含む): 233350656

約数和(自身を除く): 69444675

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 55243, 165729, 1270589, 2375449, 3811767, 7126347, 54635327, 163905981]

約数ペア:

[(1, 163905981), (3, 54635327), (23, 7126347), (43, 3811767), (69, 2375449), (129, 1270589), (989, 165729), (2967, 55243)]