13450990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 28555632

約数和(自身を除く): 15104642

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 283, 485, 490, 566, 679, 970, 1358, 1415, 1981, 2830, 3395, 3962, 4753, 6790, 9506, 9905, 13867, 19810, 23765, 27451, 27734, 47530, 54902, 69335, 137255, 138670, 192157, 274510, 384314, 960785, 1345099, 1921570, 2690198, 6725495, 13450990]

約数ペア:

[(1, 13450990), (2, 6725495), (5, 2690198), (7, 1921570), (10, 1345099), (14, 960785), (35, 384314), (49, 274510), (70, 192157), (97, 138670), (98, 137255), (194, 69335), (245, 54902), (283, 47530), (485, 27734), (490, 27451), (566, 23765), (679, 19810), (970, 13867), (1358, 9905), (1415, 9506), (1981, 6790), (2830, 4753), (3395, 3962)]