2090475

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 4067200

約数和(自身を除く): 1976725

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 163, 171, 225, 285, 475, 489, 513, 675, 815, 855, 1425, 1467, 2445, 2565, 3097, 4075, 4275, 4401, 7335, 9291, 12225, 12825, 15485, 22005, 27873, 36675, 46455, 77425, 83619, 110025, 139365, 232275, 418095, 696825, 2090475]

約数ペア:

[(1, 2090475), (3, 696825), (5, 418095), (9, 232275), (15, 139365), (19, 110025), (25, 83619), (27, 77425), (45, 46455), (57, 36675), (75, 27873), (95, 22005), (135, 15485), (163, 12825), (171, 12225), (225, 9291), (285, 7335), (475, 4401), (489, 4275), (513, 4075), (675, 3097), (815, 2565), (855, 2445), (1425, 1467)]