15997705

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3559}}^1$

素因数の和:3624

約数の個数: 16

約数和(自身を含む): 20505600

約数和(自身を除く): 4507895

約数列:

[1, 5, 29, 31, 145, 155, 899, 3559, 4495, 17795, 103211, 110329, 516055, 551645, 3199541, 15997705]

約数ペア:

[(1, 15997705), (5, 3199541), (29, 551645), (31, 516055), (145, 110329), (155, 103211), (899, 17795), (3559, 4495)]