214245

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^2$

素因数の和:63

約数の個数: 30

約数和(自身を含む): 401478

約数和(自身を除く): 187233

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 529, 621, 1035, 1587, 1863, 2645, 3105, 4761, 7935, 9315, 14283, 23805, 42849, 71415, 214245]

約数ペア:

[(1, 214245), (3, 71415), (5, 42849), (9, 23805), (15, 14283), (23, 9315), (27, 7935), (45, 4761), (69, 3105), (81, 2645), (115, 1863), (135, 1587), (207, 1035), (345, 621), (405, 529)]