54696789

素因数分解:

$3^4\times 7^2\times {\mathrm{13781}}^1$

素因数の和:13807

約数の個数: 30

約数和(自身を含む): 95054454

約数和(自身を除く): 40357665

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 13781, 41343, 96467, 124029, 289401, 372087, 675269, 868203, 1116261, 2025807, 2604609, 6077421, 7813827, 18232263, 54696789]

約数ペア:

[(1, 54696789), (3, 18232263), (7, 7813827), (9, 6077421), (21, 2604609), (27, 2025807), (49, 1116261), (63, 868203), (81, 675269), (147, 372087), (189, 289401), (441, 124029), (567, 96467), (1323, 41343), (3969, 13781)]