15999085

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 19623600

約数和(自身を除く): 3624515

約数列:

[1, 5, 89, 157, 229, 445, 785, 1145, 13973, 20381, 35953, 69865, 101905, 179765, 3199817, 15999085]

約数ペア:

[(1, 15999085), (5, 3199817), (89, 179765), (157, 101905), (229, 69865), (445, 35953), (785, 20381), (1145, 13973)]