15397785

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26321}}^1$

素因数の和:26345

約数の個数: 24

約数和(自身を含む): 28743624

約数和(自身を除く): 13345839

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 26321, 78963, 131605, 236889, 342173, 394815, 1026519, 1184445, 1710865, 3079557, 5132595, 15397785]

約数ペア:

[(1, 15397785), (3, 5132595), (5, 3079557), (9, 1710865), (13, 1184445), (15, 1026519), (39, 394815), (45, 342173), (65, 236889), (117, 131605), (195, 78963), (585, 26321)]