25490241

素因数分解:

$3^3\times 7^2\times {\mathrm{19267}}^1$

素因数の和:19290

約数の個数: 24

約数和(自身を含む): 43931040

約数和(自身を除く): 18440799

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19267, 57801, 134869, 173403, 404607, 520209, 944083, 1213821, 2832249, 3641463, 8496747, 25490241]

約数ペア:

[(1, 25490241), (3, 8496747), (7, 3641463), (9, 2832249), (21, 1213821), (27, 944083), (49, 520209), (63, 404607), (147, 173403), (189, 134869), (441, 57801), (1323, 19267)]