64520127

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 109977088

約数和(自身を除く): 45456961

約数列:

[1, 3, 7, 9, 21, 61, 63, 103, 163, 183, 309, 427, 489, 549, 721, 927, 1141, 1281, 1467, 2163, 3423, 3843, 6283, 6489, 9943, 10269, 16789, 18849, 29829, 43981, 50367, 56547, 69601, 89487, 117523, 131943, 151101, 208803, 352569, 395829, 626409, 1024129, 1057707, 3072387, 7168903, 9217161, 21506709, 64520127]

約数ペア:

[(1, 64520127), (3, 21506709), (7, 9217161), (9, 7168903), (21, 3072387), (61, 1057707), (63, 1024129), (103, 626409), (163, 395829), (183, 352569), (309, 208803), (427, 151101), (489, 131943), (549, 117523), (721, 89487), (927, 69601), (1141, 56547), (1281, 50367), (1467, 43981), (2163, 29829), (3423, 18849), (3843, 16789), (6283, 10269), (6489, 9943)]