678604407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1\times {\mathrm{1069}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 1001622720

約数和(自身を除く): 323018313

約数列:

[1, 3, 13, 39, 41, 123, 397, 533, 1069, 1191, 1599, 3207, 5161, 13897, 15483, 16277, 41691, 43829, 48831, 131487, 211601, 424393, 569777, 634803, 1273179, 1709331, 5517109, 16551327, 17400113, 52200339, 226201469, 678604407]

約数ペア:

[(1, 678604407), (3, 226201469), (13, 52200339), (39, 17400113), (41, 16551327), (123, 5517109), (397, 1709331), (533, 1273179), (1069, 634803), (1191, 569777), (1599, 424393), (3207, 211601), (5161, 131487), (13897, 48831), (15483, 43829), (16277, 41691)]