1291245385

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{33413}}^1$

素因数の和:33608

約数の個数: 16

約数和(自身を含む): 1587833280

約数和(自身を除く): 296587895

約数列:

[1, 5, 59, 131, 295, 655, 7729, 33413, 38645, 167065, 1971367, 4377103, 9856835, 21885515, 258249077, 1291245385]

約数ペア:

[(1, 1291245385), (5, 258249077), (59, 21885515), (131, 9856835), (295, 4377103), (655, 1971367), (7729, 167065), (33413, 38645)]