420351147

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{379721}}^1$

素因数の和:379771

約数の個数: 16

約数和(自身を含む): 637932960

約数和(自身を除く): 217581813

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 379721, 1139163, 3417489, 10252467, 15568561, 46705683, 140117049, 420351147]

約数ペア:

[(1, 420351147), (3, 140117049), (9, 46705683), (27, 15568561), (41, 10252467), (123, 3417489), (369, 1139163), (1107, 379721)]