9681957873

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{4957}}^1$

素因数の和:5123

約数の個数: 72

約数和(自身を含む): 16811665728

約数和(自身を除く): 7129707855

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 103, 129, 147, 301, 309, 387, 441, 721, 903, 927, 2107, 2163, 2709, 4429, 4957, 5047, 6321, 6489, 13287, 14871, 15141, 18963, 31003, 34699, 39861, 44613, 45423, 93009, 104097, 213151, 217021, 242893, 279027, 312291, 510571, 639453, 651063, 728679, 1492057, 1531713, 1918359, 1953189, 2186037, 3573997, 4476171, 4595139, 10444399, 10721991, 13428513, 21954553, 25017979, 31333197, 32165973, 65863659, 75053937, 93999591, 153681871, 197590977, 225161811, 461045613, 1075773097, 1383136839, 3227319291, 9681957873]

約数ペア:

[(1, 9681957873), (3, 3227319291), (7, 1383136839), (9, 1075773097), (21, 461045613), (43, 225161811), (49, 197590977), (63, 153681871), (103, 93999591), (129, 75053937), (147, 65863659), (301, 32165973), (309, 31333197), (387, 25017979), (441, 21954553), (721, 13428513), (903, 10721991), (927, 10444399), (2107, 4595139), (2163, 4476171), (2709, 3573997), (4429, 2186037), (4957, 1953189), (5047, 1918359), (6321, 1531713), (6489, 1492057), (13287, 728679), (14871, 651063), (15141, 639453), (18963, 510571), (31003, 312291), (34699, 279027), (39861, 242893), (44613, 217021), (45423, 213151), (93009, 104097)]