25126563

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 18539997

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 379, 451, 539, 861, 1137, 1353, 1617, 2009, 2653, 3157, 4169, 6027, 7959, 9471, 12507, 15539, 18571, 22099, 29183, 46617, 55713, 66297, 87549, 108773, 170929, 204281, 326319, 512787, 612843, 761411, 1196503, 2284233, 3589509, 8375521, 25126563]

約数ペア:

[(1, 25126563), (3, 8375521), (7, 3589509), (11, 2284233), (21, 1196503), (33, 761411), (41, 612843), (49, 512787), (77, 326319), (123, 204281), (147, 170929), (231, 108773), (287, 87549), (379, 66297), (451, 55713), (539, 46617), (861, 29183), (1137, 22099), (1353, 18571), (1617, 15539), (2009, 12507), (2653, 9471), (3157, 7959), (4169, 6027)]