25409153

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 32303040

約数和(自身を除く): 6893887

約数列:

[1, 7, 11, 77, 121, 131, 229, 847, 917, 1441, 1603, 2519, 10087, 15851, 17633, 27709, 29999, 110957, 193963, 209993, 329989, 2309923, 3629879, 25409153]

約数ペア:

[(1, 25409153), (7, 3629879), (11, 2309923), (77, 329989), (121, 209993), (131, 193963), (229, 110957), (847, 29999), (917, 27709), (1441, 17633), (1603, 15851), (2519, 10087)]