81788772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{524287}}^1$

素因数の和:524307

約数の個数: 24

約数和(自身を含む): 205520896

約数和(自身を除く): 123732124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 524287, 1048574, 1572861, 2097148, 3145722, 6291444, 6815731, 13631462, 20447193, 27262924, 40894386, 81788772]

約数ペア:

[(1, 81788772), (2, 40894386), (3, 27262924), (4, 20447193), (6, 13631462), (12, 6815731), (13, 6291444), (26, 3145722), (39, 2097148), (52, 1572861), (78, 1048574), (156, 524287)]