193561417

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4290

約数の個数: 20

約数和(自身を含む): 237748880

約数和(自身を除く): 44187463

約数列:

[1, 7, 19, 49, 133, 343, 931, 2401, 4243, 6517, 29701, 45619, 80617, 207907, 564319, 1455349, 3950233, 10187443, 27651631, 193561417]

約数ペア:

[(1, 193561417), (7, 27651631), (19, 10187443), (49, 3950233), (133, 1455349), (343, 564319), (931, 207907), (2401, 80617), (4243, 45619), (6517, 29701)]