12487389

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 18677760

約数和(自身を除く): 6190371

約数列:

[1, 3, 19, 31, 37, 57, 93, 111, 191, 573, 589, 703, 1147, 1767, 2109, 3441, 3629, 5921, 7067, 10887, 17763, 21201, 21793, 65379, 112499, 134273, 219077, 337497, 402819, 657231, 4162463, 12487389]

約数ペア:

[(1, 12487389), (3, 4162463), (19, 657231), (31, 402819), (37, 337497), (57, 219077), (93, 134273), (111, 112499), (191, 65379), (573, 21793), (589, 21201), (703, 17763), (1147, 10887), (1767, 7067), (2109, 5921), (3441, 3629)]