20157306057

素因数分解:

$3^3\times 7^2\times {\mathrm{15236059}}^1$

素因数の和:15236082

約数の個数: 24

約数和(自身を含む): 34738216800

約数和(自身を除く): 14580910743

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15236059, 45708177, 106652413, 137124531, 319957239, 411373593, 746566891, 959871717, 2239700673, 2879615151, 6719102019, 20157306057]

約数ペア:

[(1, 20157306057), (3, 6719102019), (7, 2879615151), (9, 2239700673), (21, 959871717), (27, 746566891), (49, 411373593), (63, 319957239), (147, 137124531), (189, 106652413), (441, 45708177), (1323, 15236059)]