55782531

素因数分解:

$3^2\times 7^2\times {\mathrm{126491}}^1$

素因数の和:126511

約数の個数: 18

約数和(自身を含む): 93730572

約数和(自身を除く): 37948041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 126491, 379473, 885437, 1138419, 2656311, 6198059, 7968933, 18594177, 55782531]

約数ペア:

[(1, 55782531), (3, 18594177), (7, 7968933), (9, 6198059), (21, 2656311), (49, 1138419), (63, 885437), (147, 379473), (441, 126491)]