2099025

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:526

約数の個数: 36

約数和(自身を含む): 3965520

約数和(自身を除く): 1866495

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 491, 855, 1425, 1473, 2455, 4275, 4419, 7365, 9329, 12275, 22095, 27987, 36825, 46645, 83961, 110475, 139935, 233225, 419805, 699675, 2099025]

約数ペア:

[(1, 2099025), (3, 699675), (5, 419805), (9, 233225), (15, 139935), (19, 110475), (25, 83961), (45, 46645), (57, 36825), (75, 27987), (95, 22095), (171, 12275), (225, 9329), (285, 7365), (475, 4419), (491, 4275), (855, 2455), (1425, 1473)]