7648011

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 13800384

約数和(自身を除く): 6152373

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 111, 119, 153, 193, 259, 333, 357, 579, 629, 777, 1071, 1351, 1737, 1887, 2331, 3281, 4053, 4403, 5661, 7141, 9843, 12159, 13209, 21423, 22967, 29529, 39627, 49987, 64269, 68901, 121397, 149961, 206703, 364191, 449883, 849779, 1092573, 2549337, 7648011]

約数ペア:

[(1, 7648011), (3, 2549337), (7, 1092573), (9, 849779), (17, 449883), (21, 364191), (37, 206703), (51, 149961), (63, 121397), (111, 68901), (119, 64269), (153, 49987), (193, 39627), (259, 29529), (333, 22967), (357, 21423), (579, 13209), (629, 12159), (777, 9843), (1071, 7141), (1351, 5661), (1737, 4403), (1887, 4053), (2331, 3281)]