1388897552511

素因数分解:

$3^3\times 7^1\times {\mathrm{18329}}^1\times {\mathrm{400931}}^1$

素因数の和:419276

約数の個数: 32

約数和(自身を含む): 2351706739200

約数和(自身を除く): 962809186689

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 18329, 54987, 128303, 164961, 384909, 400931, 494883, 1154727, 1202793, 2806517, 3464181, 3608379, 8419551, 10825137, 25258653, 75775959, 7348664299, 22045992897, 51440650093, 66137978691, 154321950279, 198413936073, 462965850837, 1388897552511]

約数ペア:

[(1, 1388897552511), (3, 462965850837), (7, 198413936073), (9, 154321950279), (21, 66137978691), (27, 51440650093), (63, 22045992897), (189, 7348664299), (18329, 75775959), (54987, 25258653), (128303, 10825137), (164961, 8419551), (384909, 3608379), (400931, 3464181), (494883, 2806517), (1154727, 1202793)]