13284369

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 23237760

約数和(自身を除く): 9953391

約数列:

[1, 3, 7, 9, 21, 37, 41, 63, 111, 123, 139, 259, 287, 333, 369, 417, 777, 861, 973, 1251, 1517, 2331, 2583, 2919, 4551, 5143, 5699, 8757, 10619, 13653, 15429, 17097, 31857, 36001, 39893, 46287, 51291, 95571, 108003, 119679, 210863, 324009, 359037, 632589, 1476041, 1897767, 4428123, 13284369]

約数ペア:

[(1, 13284369), (3, 4428123), (7, 1897767), (9, 1476041), (21, 632589), (37, 359037), (41, 324009), (63, 210863), (111, 119679), (123, 108003), (139, 95571), (259, 51291), (287, 46287), (333, 39893), (369, 36001), (417, 31857), (777, 17097), (861, 15429), (973, 13653), (1251, 10619), (1517, 8757), (2331, 5699), (2583, 5143), (2919, 4551)]