207921007

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 240883200

約数和(自身を除く): 32962193

約数列:

[1, 7, 149, 163, 1043, 1141, 1223, 8561, 24287, 170009, 182227, 199349, 1275589, 1395443, 29703001, 207921007]

約数ペア:

[(1, 207921007), (7, 29703001), (149, 1395443), (163, 1275589), (1043, 199349), (1141, 182227), (1223, 170009), (8561, 24287)]