50489649

素因数分解:

$3^4\times 7^2\times {\mathrm{12721}}^1$

素因数の和:12747

約数の個数: 30

約数和(自身を含む): 87743634

約数和(自身を除く): 37253985

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 12721, 38163, 89047, 114489, 267141, 343467, 623329, 801423, 1030401, 1869987, 2404269, 5609961, 7212807, 16829883, 50489649]

約数ペア:

[(1, 50489649), (3, 16829883), (7, 7212807), (9, 5609961), (21, 2404269), (27, 1869987), (49, 1030401), (63, 801423), (81, 623329), (147, 343467), (189, 267141), (441, 114489), (567, 89047), (1323, 38163), (3969, 12721)]