78391096

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2851}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 168382080

約数和(自身を除く): 89990984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1964, 2851, 3437, 3928, 5702, 6874, 11404, 13748, 19957, 22808, 27496, 39914, 79828, 159656, 1399841, 2799682, 5599364, 9798887, 11198728, 19597774, 39195548, 78391096]

約数ペア:

[(1, 78391096), (2, 39195548), (4, 19597774), (7, 11198728), (8, 9798887), (14, 5599364), (28, 2799682), (56, 1399841), (491, 159656), (982, 79828), (1964, 39914), (2851, 27496), (3437, 22808), (3928, 19957), (5702, 13748), (6874, 11404)]