1239672707

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{20063}}^1$

素因数の和:20187

約数の個数: 24

約数和(自身を含む): 1569085056

約数和(自身を除く): 329412349

約数列:

[1, 7, 13, 49, 91, 97, 637, 679, 1261, 4753, 8827, 20063, 61789, 140441, 260819, 983087, 1825733, 1946111, 12780131, 13622777, 25299443, 95359439, 177096101, 1239672707]

約数ペア:

[(1, 1239672707), (7, 177096101), (13, 95359439), (49, 25299443), (91, 13622777), (97, 12780131), (637, 1946111), (679, 1825733), (1261, 983087), (4753, 260819), (8827, 140441), (20063, 61789)]