909781375490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1859771}}^1$

素因数の和:1859915

約数の個数: 64

約数和(自身を含む): 1822159971072

約数和(自身を除く): 912378595582

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 71, 106, 130, 142, 265, 355, 530, 689, 710, 923, 1378, 1846, 3445, 3763, 4615, 6890, 7526, 9230, 18815, 37630, 48919, 97838, 244595, 489190, 1859771, 3719542, 9298855, 18597710, 24177023, 48354046, 98567863, 120885115, 132043741, 197135726, 241770230, 264087482, 492839315, 660218705, 985678630, 1281382219, 1320437410, 1716568633, 2562764438, 3433137266, 6406911095, 6998318273, 8582843165, 12813822190, 13996636546, 17165686330, 34991591365, 69983182730, 90978137549, 181956275098, 454890687745, 909781375490]

約数ペア:

[(1, 909781375490), (2, 454890687745), (5, 181956275098), (10, 90978137549), (13, 69983182730), (26, 34991591365), (53, 17165686330), (65, 13996636546), (71, 12813822190), (106, 8582843165), (130, 6998318273), (142, 6406911095), (265, 3433137266), (355, 2562764438), (530, 1716568633), (689, 1320437410), (710, 1281382219), (923, 985678630), (1378, 660218705), (1846, 492839315), (3445, 264087482), (3763, 241770230), (4615, 197135726), (6890, 132043741), (7526, 120885115), (9230, 98567863), (18815, 48354046), (37630, 24177023), (48919, 18597710), (97838, 9298855), (244595, 3719542), (489190, 1859771)]