420139819

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{283}}^1\times {\mathrm{467}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 489647808

約数和(自身を除く): 69507989

約数列:

[1, 11, 17, 187, 283, 289, 467, 3113, 3179, 4811, 5137, 7939, 52921, 81787, 87329, 132161, 134963, 899657, 1453771, 1484593, 2246737, 24714107, 38194529, 420139819]

約数ペア:

[(1, 420139819), (11, 38194529), (17, 24714107), (187, 2246737), (283, 1484593), (289, 1453771), (467, 899657), (3113, 134963), (3179, 132161), (4811, 87329), (5137, 81787), (7939, 52921)]