159721815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{88001}}^1$

素因数の和:88031

約数の個数: 24

約数和(自身を含む): 280902384

約数和(自身を除く): 121180569

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 88001, 264003, 440005, 968011, 1320015, 2904033, 4840055, 10648121, 14520165, 31944363, 53240605, 159721815]

約数ペア:

[(1, 159721815), (3, 53240605), (5, 31944363), (11, 14520165), (15, 10648121), (33, 4840055), (55, 2904033), (121, 1320015), (165, 968011), (363, 440005), (605, 264003), (1815, 88001)]