56651643

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{2113}}^1$

素因数の和:2456

約数の個数: 20

約数和(自身を含む): 84923608

約数和(自身を除く): 28271965

約数列:

[1, 3, 9, 27, 81, 331, 993, 2113, 2979, 6339, 8937, 19017, 26811, 57051, 171153, 699403, 2098209, 6294627, 18883881, 56651643]

約数ペア:

[(1, 56651643), (3, 18883881), (9, 6294627), (27, 2098209), (81, 699403), (331, 171153), (993, 57051), (2113, 26811), (2979, 19017), (6339, 8937)]