90878866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2803}}^1$

素因数の和:2890

約数の個数: 32

約数和(自身を含む): 155453760

約数和(自身を除く): 64574894

約数列:

[1, 2, 13, 26, 29, 43, 58, 86, 377, 559, 754, 1118, 1247, 2494, 2803, 5606, 16211, 32422, 36439, 72878, 81287, 120529, 162574, 241058, 1056731, 1566877, 2113462, 3133754, 3495341, 6990682, 45439433, 90878866]

約数ペア:

[(1, 90878866), (2, 45439433), (13, 6990682), (26, 3495341), (29, 3133754), (43, 2113462), (58, 1566877), (86, 1056731), (377, 241058), (559, 162574), (754, 120529), (1118, 81287), (1247, 72878), (2494, 36439), (2803, 32422), (5606, 16211)]