621170095

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 968196096

約数和(自身を除く): 347026001

約数列:

[1, 5, 7, 13, 31, 35, 47, 65, 91, 155, 217, 235, 329, 403, 455, 611, 937, 1085, 1457, 1645, 2015, 2821, 3055, 4277, 4685, 6559, 7285, 10199, 12181, 14105, 18941, 21385, 29047, 32795, 44039, 50995, 60905, 85267, 94705, 132587, 145235, 203329, 220195, 308273, 377611, 426335, 572507, 662935, 1016645, 1365209, 1541365, 1888055, 2643277, 2862535, 4007549, 6826045, 9556463, 13216385, 17747717, 20037745, 47782315, 88738585, 124234019, 621170095]

約数ペア:

[(1, 621170095), (5, 124234019), (7, 88738585), (13, 47782315), (31, 20037745), (35, 17747717), (47, 13216385), (65, 9556463), (91, 6826045), (155, 4007549), (217, 2862535), (235, 2643277), (329, 1888055), (403, 1541365), (455, 1365209), (611, 1016645), (937, 662935), (1085, 572507), (1457, 426335), (1645, 377611), (2015, 308273), (2821, 220195), (3055, 203329), (4277, 145235), (4685, 132587), (6559, 94705), (7285, 85267), (10199, 60905), (12181, 50995), (14105, 44039), (18941, 32795), (21385, 29047)]