11661915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 10110885

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 83, 85, 87, 95, 145, 249, 255, 285, 323, 415, 435, 493, 551, 969, 1245, 1411, 1479, 1577, 1615, 1653, 2407, 2465, 2755, 4233, 4731, 4845, 7055, 7221, 7395, 7885, 8265, 9367, 12035, 21165, 23655, 26809, 28101, 36105, 40919, 45733, 46835, 80427, 122757, 134045, 137199, 140505, 204595, 228665, 402135, 613785, 685995, 777461, 2332383, 3887305, 11661915]

約数ペア:

[(1, 11661915), (3, 3887305), (5, 2332383), (15, 777461), (17, 685995), (19, 613785), (29, 402135), (51, 228665), (57, 204595), (83, 140505), (85, 137199), (87, 134045), (95, 122757), (145, 80427), (249, 46835), (255, 45733), (285, 40919), (323, 36105), (415, 28101), (435, 26809), (493, 23655), (551, 21165), (969, 12035), (1245, 9367), (1411, 8265), (1479, 7885), (1577, 7395), (1615, 7221), (1653, 7055), (2407, 4845), (2465, 4731), (2755, 4233)]