123699155

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{941}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 151383168

約数和(自身を除く): 27684013

約数列:

[1, 5, 61, 305, 431, 941, 2155, 4705, 26291, 57401, 131455, 287005, 405571, 2027855, 24739831, 123699155]

約数ペア:

[(1, 123699155), (5, 24739831), (61, 2027855), (305, 405571), (431, 287005), (941, 131455), (2155, 57401), (4705, 26291)]