278312073

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{8999}}^1$

素因数の和:9089

約数の個数: 24

約数和(自身を含む): 408456000

約数和(自身を除く): 130143927

約数列:

[1, 3, 13, 39, 61, 169, 183, 507, 793, 2379, 8999, 10309, 26997, 30927, 116987, 350961, 548939, 1520831, 1646817, 4562493, 7136207, 21408621, 92770691, 278312073]

約数ペア:

[(1, 278312073), (3, 92770691), (13, 21408621), (39, 7136207), (61, 4562493), (169, 1646817), (183, 1520831), (507, 548939), (793, 350961), (2379, 116987), (8999, 30927), (10309, 26997)]