9894915

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 18420480

約数和(自身を除く): 8525565

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 163, 171, 213, 285, 355, 489, 639, 815, 855, 1065, 1349, 1467, 2445, 3097, 3195, 4047, 6745, 7335, 9291, 11573, 12141, 15485, 20235, 27873, 34719, 46455, 57865, 60705, 104157, 139365, 173595, 219887, 520785, 659661, 1099435, 1978983, 3298305, 9894915]

約数ペア:

[(1, 9894915), (3, 3298305), (5, 1978983), (9, 1099435), (15, 659661), (19, 520785), (45, 219887), (57, 173595), (71, 139365), (95, 104157), (163, 60705), (171, 57865), (213, 46455), (285, 34719), (355, 27873), (489, 20235), (639, 15485), (815, 12141), (855, 11573), (1065, 9291), (1349, 7335), (1467, 6745), (2445, 4047), (3097, 3195)]