20121225255

素因数分解:

$3^3\times 5^1\times {\mathrm{32779}}^1\times {\mathrm{4547}}^1$

素因数の和:37340

約数の個数: 32

約数和(自身を含む): 35780025600

約数和(自身を除く): 15658800345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4547, 13641, 22735, 32779, 40923, 68205, 98337, 122769, 163895, 204615, 295011, 491685, 613845, 885033, 1475055, 4425165, 149046113, 447138339, 745230565, 1341415017, 2235691695, 4024245051, 6707075085, 20121225255]

約数ペア:

[(1, 20121225255), (3, 6707075085), (5, 4024245051), (9, 2235691695), (15, 1341415017), (27, 745230565), (45, 447138339), (135, 149046113), (4547, 4425165), (13641, 1475055), (22735, 885033), (32779, 613845), (40923, 491685), (68205, 295011), (98337, 204615), (122769, 163895)]