22740237

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 39836160

約数和(自身を除く): 17095923

約数列:

[1, 3, 9, 13, 17, 27, 37, 39, 51, 103, 111, 117, 153, 221, 309, 333, 351, 459, 481, 629, 663, 927, 999, 1339, 1443, 1751, 1887, 1989, 2781, 3811, 4017, 4329, 5253, 5661, 5967, 8177, 11433, 12051, 12987, 15759, 16983, 22763, 24531, 34299, 36153, 47277, 49543, 64787, 68289, 73593, 102897, 148629, 194361, 204867, 220779, 445887, 583083, 614601, 842231, 1337661, 1749249, 2526693, 7580079, 22740237]

約数ペア:

[(1, 22740237), (3, 7580079), (9, 2526693), (13, 1749249), (17, 1337661), (27, 842231), (37, 614601), (39, 583083), (51, 445887), (103, 220779), (111, 204867), (117, 194361), (153, 148629), (221, 102897), (309, 73593), (333, 68289), (351, 64787), (459, 49543), (481, 47277), (629, 36153), (663, 34299), (927, 24531), (999, 22763), (1339, 16983), (1443, 15759), (1751, 12987), (1887, 12051), (1989, 11433), (2781, 8177), (3811, 5967), (4017, 5661), (4329, 5253)]