86847917

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 110151360

約数和(自身を除く): 23303443

約数列:

[1, 13, 17, 19, 37, 43, 169, 221, 247, 323, 481, 559, 629, 703, 731, 817, 1591, 2873, 3211, 4199, 6253, 7267, 8177, 9139, 9503, 10621, 11951, 13889, 20683, 27047, 30229, 54587, 106301, 118807, 123539, 138073, 155363, 180557, 268879, 351611, 392977, 513893, 2019719, 2347241, 4570943, 5108701, 6680609, 86847917]

約数ペア:

[(1, 86847917), (13, 6680609), (17, 5108701), (19, 4570943), (37, 2347241), (43, 2019719), (169, 513893), (221, 392977), (247, 351611), (323, 268879), (481, 180557), (559, 155363), (629, 138073), (703, 123539), (731, 118807), (817, 106301), (1591, 54587), (2873, 30229), (3211, 27047), (4199, 20683), (6253, 13889), (7267, 11951), (8177, 10621), (9139, 9503)]