51561285

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1451}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 86980608

約数和(自身を除く): 35419323

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 1451, 1545, 2369, 4353, 7107, 7255, 11845, 21765, 33373, 35535, 100119, 149453, 166865, 448359, 500595, 747265, 2241795, 3437419, 10312257, 17187095, 51561285]

約数ペア:

[(1, 51561285), (3, 17187095), (5, 10312257), (15, 3437419), (23, 2241795), (69, 747265), (103, 500595), (115, 448359), (309, 166865), (345, 149453), (515, 100119), (1451, 35535), (1545, 33373), (2369, 21765), (4353, 11845), (7107, 7255)]