128096865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218969}}^1$

素因数の和:218993

約数の個数: 24

約数和(自身を含む): 239115240

約数和(自身を除く): 111018375

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 218969, 656907, 1094845, 1970721, 2846597, 3284535, 8539791, 9853605, 14232985, 25619373, 42698955, 128096865]

約数ペア:

[(1, 128096865), (3, 42698955), (5, 25619373), (9, 14232985), (13, 9853605), (15, 8539791), (39, 3284535), (45, 2846597), (65, 1970721), (117, 1094845), (195, 656907), (585, 218969)]