858400569

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{42409}}^1$

素因数の和:42601

約数の個数: 24

約数和(自身を含む): 1343039880

約数和(自身を除く): 484639311

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1557, 2249, 6747, 20241, 42409, 127227, 381681, 551317, 1653951, 4961853, 7336757, 22010271, 66030813, 95377841, 286133523, 858400569]

約数ペア:

[(1, 858400569), (3, 286133523), (9, 95377841), (13, 66030813), (39, 22010271), (117, 7336757), (173, 4961853), (519, 1653951), (1557, 551317), (2249, 381681), (6747, 127227), (20241, 42409)]