393239619

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{8647}}^1$

素因数の和:8847

約数の個数: 24

約数和(自身を含む): 590001152

約数和(自身を除く): 196761533

約数列:

[1, 3, 9, 31, 93, 163, 279, 489, 1467, 5053, 8647, 15159, 25941, 45477, 77823, 268057, 804171, 1409461, 2412513, 4228383, 12685149, 43693291, 131079873, 393239619]

約数ペア:

[(1, 393239619), (3, 131079873), (9, 43693291), (31, 12685149), (93, 4228383), (163, 2412513), (279, 1409461), (489, 804171), (1467, 268057), (5053, 77823), (8647, 45477), (15159, 25941)]