39518271

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 67048800

約数和(自身を除く): 27530529

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 613, 741, 1131, 1653, 1839, 2223, 3393, 4959, 5517, 7163, 7969, 11647, 17777, 21489, 23907, 34941, 53331, 64467, 71721, 104823, 151411, 159993, 231101, 337763, 454233, 693303, 1013289, 1362699, 2079909, 3039867, 4390919, 13172757, 39518271]

約数ペア:

[(1, 39518271), (3, 13172757), (9, 4390919), (13, 3039867), (19, 2079909), (29, 1362699), (39, 1013289), (57, 693303), (87, 454233), (117, 337763), (171, 231101), (247, 159993), (261, 151411), (377, 104823), (551, 71721), (613, 64467), (741, 53331), (1131, 34941), (1653, 23907), (1839, 21489), (2223, 17777), (3393, 11647), (4959, 7969), (5517, 7163)]