201231465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{1279}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 341729280

約数和(自身を除く): 140497815

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 617, 1279, 1851, 3085, 3837, 6395, 9255, 10489, 19185, 21743, 31467, 52445, 65229, 108715, 157335, 326145, 789143, 2367429, 3945715, 11837145, 13415431, 40246293, 67077155, 201231465]

約数ペア:

[(1, 201231465), (3, 67077155), (5, 40246293), (15, 13415431), (17, 11837145), (51, 3945715), (85, 2367429), (255, 789143), (617, 326145), (1279, 157335), (1851, 108715), (3085, 65229), (3837, 52445), (6395, 31467), (9255, 21743), (10489, 19185)]