78157072

素因数分解:

$2^4\times 7^1\times {\mathrm{697831}}^1$

素因数の和:697846

約数の個数: 20

約数和(自身を含む): 173062336

約数和(自身を除く): 94905264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 697831, 1395662, 2791324, 4884817, 5582648, 9769634, 11165296, 19539268, 39078536, 78157072]

約数ペア:

[(1, 78157072), (2, 39078536), (4, 19539268), (7, 11165296), (8, 9769634), (14, 5582648), (16, 4884817), (28, 2791324), (56, 1395662), (112, 697831)]