78886786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2130

約数の個数: 32

約数和(自身を含む): 135794880

約数和(自身を除く): 56908094

約数列:

[1, 2, 11, 22, 29, 58, 61, 122, 319, 638, 671, 1342, 1769, 2027, 3538, 4054, 19459, 22297, 38918, 44594, 58783, 117566, 123647, 247294, 646613, 1293226, 1360117, 2720234, 3585763, 7171526, 39443393, 78886786]

約数ペア:

[(1, 78886786), (2, 39443393), (11, 7171526), (22, 3585763), (29, 2720234), (58, 1360117), (61, 1293226), (122, 646613), (319, 247294), (638, 123647), (671, 117566), (1342, 58783), (1769, 44594), (2027, 38918), (3538, 22297), (4054, 19459)]