906228981

素因数分解:

$3^2\times 7^3\times {\mathrm{163}}^1\times {\mathrm{1801}}^1$

素因数の和:1991

約数の個数: 48

約数和(自身を含む): 1536745600

約数和(自身を除く): 630516619

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 343, 441, 489, 1029, 1141, 1467, 1801, 3087, 3423, 5403, 7987, 10269, 12607, 16209, 23961, 37821, 55909, 71883, 88249, 113463, 167727, 264747, 293563, 503181, 617743, 794241, 880689, 1853229, 2054941, 2642067, 5559687, 6164823, 14384587, 18494469, 43153761, 100692109, 129461283, 302076327, 906228981]

約数ペア:

[(1, 906228981), (3, 302076327), (7, 129461283), (9, 100692109), (21, 43153761), (49, 18494469), (63, 14384587), (147, 6164823), (163, 5559687), (343, 2642067), (441, 2054941), (489, 1853229), (1029, 880689), (1141, 794241), (1467, 617743), (1801, 503181), (3087, 293563), (3423, 264747), (5403, 167727), (7987, 113463), (10269, 88249), (12607, 71883), (16209, 55909), (23961, 37821)]