1247692185

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{894403}}^1$

素因数の和:894445

約数の個数: 24

約数和(自身を含む): 2232432384

約数和(自身を除く): 984740199

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 894403, 2683209, 4472015, 8049627, 13416045, 27726493, 40248135, 83179479, 138632465, 249538437, 415897395, 1247692185]

約数ペア:

[(1, 1247692185), (3, 415897395), (5, 249538437), (9, 138632465), (15, 83179479), (31, 40248135), (45, 27726493), (93, 13416045), (155, 8049627), (279, 4472015), (465, 2683209), (1395, 894403)]