68388369

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 108998400

約数和(自身を除く): 40610031

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 861, 1029, 1621, 2009, 4863, 6027, 11347, 14063, 34041, 42189, 66461, 79429, 199383, 238287, 465227, 556003, 1395681, 1668009, 3256589, 9769767, 22796123, 68388369]

約数ペア:

[(1, 68388369), (3, 22796123), (7, 9769767), (21, 3256589), (41, 1668009), (49, 1395681), (123, 556003), (147, 465227), (287, 238287), (343, 199383), (861, 79429), (1029, 66461), (1621, 42189), (2009, 34041), (4863, 14063), (6027, 11347)]