201661155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1447}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 370456320

約数和(自身を除く): 168795165

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 163, 171, 285, 489, 815, 855, 1447, 1467, 2445, 3097, 4341, 7235, 7335, 9291, 13023, 15485, 21705, 27493, 27873, 46455, 65115, 82479, 137465, 139365, 235861, 247437, 412395, 707583, 1179305, 1237185, 2122749, 3537915, 4481359, 10613745, 13444077, 22406795, 40332231, 67220385, 201661155]

約数ペア:

[(1, 201661155), (3, 67220385), (5, 40332231), (9, 22406795), (15, 13444077), (19, 10613745), (45, 4481359), (57, 3537915), (95, 2122749), (163, 1237185), (171, 1179305), (285, 707583), (489, 412395), (815, 247437), (855, 235861), (1447, 139365), (1467, 137465), (2445, 82479), (3097, 65115), (4341, 46455), (7235, 27873), (7335, 27493), (9291, 21705), (13023, 15485)]