40081203

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 67584000

約数和(自身を除く): 27502797

約数列:

[1, 3, 9, 19, 23, 27, 43, 57, 69, 79, 129, 171, 207, 237, 387, 437, 513, 621, 711, 817, 989, 1161, 1311, 1501, 1817, 2133, 2451, 2967, 3397, 3933, 4503, 5451, 7353, 8901, 10191, 11799, 13509, 16353, 18791, 22059, 26703, 30573, 34523, 40527, 49059, 56373, 64543, 78131, 91719, 103569, 169119, 193629, 234393, 310707, 507357, 580887, 703179, 932121, 1484489, 1742661, 2109537, 4453467, 13360401, 40081203]

約数ペア:

[(1, 40081203), (3, 13360401), (9, 4453467), (19, 2109537), (23, 1742661), (27, 1484489), (43, 932121), (57, 703179), (69, 580887), (79, 507357), (129, 310707), (171, 234393), (207, 193629), (237, 169119), (387, 103569), (437, 91719), (513, 78131), (621, 64543), (711, 56373), (817, 49059), (989, 40527), (1161, 34523), (1311, 30573), (1501, 26703), (1817, 22059), (2133, 18791), (2451, 16353), (2967, 13509), (3397, 11799), (3933, 10191), (4503, 8901), (5451, 7353)]