419906319

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1\times {\mathrm{911}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 655589376

約数和(自身を除く): 235683057

約数列:

[1, 3, 7, 21, 47, 141, 329, 467, 911, 987, 1401, 2733, 3269, 6377, 9807, 19131, 21949, 42817, 65847, 128451, 153643, 299719, 425437, 460929, 899157, 1276311, 2978059, 8934177, 19995539, 59986617, 139968773, 419906319]

約数ペア:

[(1, 419906319), (3, 139968773), (7, 59986617), (21, 19995539), (47, 8934177), (141, 2978059), (329, 1276311), (467, 899157), (911, 460929), (987, 425437), (1401, 299719), (2733, 153643), (3269, 128451), (6377, 65847), (9807, 42817), (19131, 21949)]