7147881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 11211200

約数和(自身を除く): 4063319

約数列:

[1, 3, 9, 13, 39, 117, 199, 307, 597, 921, 1791, 2587, 2763, 3991, 7761, 11973, 23283, 35919, 61093, 183279, 549837, 794209, 2382627, 7147881]

約数ペア:

[(1, 7147881), (3, 2382627), (9, 794209), (13, 549837), (39, 183279), (117, 61093), (199, 35919), (307, 23283), (597, 11973), (921, 7761), (1791, 3991), (2587, 2763)]