750825

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 1392768

約数和(自身を除く): 641943

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 71, 75, 141, 213, 225, 235, 355, 423, 639, 705, 1065, 1175, 1775, 2115, 3195, 3337, 3525, 5325, 10011, 10575, 15975, 16685, 30033, 50055, 83425, 150165, 250275, 750825]

約数ペア:

[(1, 750825), (3, 250275), (5, 150165), (9, 83425), (15, 50055), (25, 30033), (45, 16685), (47, 15975), (71, 10575), (75, 10011), (141, 5325), (213, 3525), (225, 3337), (235, 3195), (355, 2115), (423, 1775), (639, 1175), (705, 1065)]