15500155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9091}}^1$

素因数の和:9138

約数の個数: 16

約数和(自身を含む): 20947968

約数和(自身を除く): 5447813

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 9091, 45455, 100001, 281821, 500005, 1409105, 3100031, 15500155]

約数ペア:

[(1, 15500155), (5, 3100031), (11, 1409105), (31, 500005), (55, 281821), (155, 100001), (341, 45455), (1705, 9091)]