27958671

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12577}}^1$

素因数の和:12615

約数の個数: 24

約数和(自身を含む): 45783920

約数和(自身を除く): 17825249

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12577, 37731, 113193, 163501, 238963, 490503, 716889, 1471509, 2150667, 3106519, 9319557, 27958671]

約数ペア:

[(1, 27958671), (3, 9319557), (9, 3106519), (13, 2150667), (19, 1471509), (39, 716889), (57, 490503), (117, 238963), (171, 163501), (247, 113193), (741, 37731), (2223, 12577)]