7280013

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 10698912

約数和(自身を除く): 3418899

約数列:

[1, 3, 13, 39, 83, 169, 173, 249, 507, 519, 1079, 2249, 3237, 6747, 14027, 14359, 29237, 42081, 43077, 87711, 186667, 560001, 2426671, 7280013]

約数ペア:

[(1, 7280013), (3, 2426671), (13, 560001), (39, 186667), (83, 87711), (169, 43077), (173, 42081), (249, 29237), (507, 14359), (519, 14027), (1079, 6747), (2249, 3237)]