25445259

素因数分解:

$3^5\times 7^2\times {\mathrm{2137}}^1$

素因数の和:2166

約数の個数: 36

約数和(自身を含む): 44359224

約数和(自身を除く): 18913965

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 2137, 3969, 6411, 11907, 14959, 19233, 44877, 57699, 104713, 134631, 173097, 314139, 403893, 519291, 942417, 1211679, 2827251, 3635037, 8481753, 25445259]

約数ペア:

[(1, 25445259), (3, 8481753), (7, 3635037), (9, 2827251), (21, 1211679), (27, 942417), (49, 519291), (63, 403893), (81, 314139), (147, 173097), (189, 134631), (243, 104713), (441, 57699), (567, 44877), (1323, 19233), (1701, 14959), (2137, 11907), (3969, 6411)]