854171811

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{157393}}^1$

素因数の和:157472

約数の個数: 20

約数和(自身を含む): 1295037832

約数和(自身を除く): 440866021

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 157393, 472179, 1416537, 4249611, 10545331, 12748833, 31635993, 94907979, 284723937, 854171811]

約数ペア:

[(1, 854171811), (3, 284723937), (9, 94907979), (27, 31635993), (67, 12748833), (81, 10545331), (201, 4249611), (603, 1416537), (1809, 472179), (5427, 157393)]