2078661675

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{390359}}^1$

素因数の和:390443

約数の個数: 24

約数和(自身を含む): 3485134080

約数和(自身を除く): 1406472405

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 390359, 1171077, 1951795, 5855385, 9758975, 27715489, 29276925, 83146467, 138577445, 415732335, 692887225, 2078661675]

約数ペア:

[(1, 2078661675), (3, 692887225), (5, 415732335), (15, 138577445), (25, 83146467), (71, 29276925), (75, 27715489), (213, 9758975), (355, 5855385), (1065, 1951795), (1775, 1171077), (5325, 390359)]