209835945

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5807}}^1$

素因数の和:5902

約数の個数: 48

約数和(自身を含む): 402285312

約数和(自身を除く): 192449367

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 73, 99, 165, 219, 365, 495, 657, 803, 1095, 2409, 3285, 4015, 5807, 7227, 12045, 17421, 29035, 36135, 52263, 63877, 87105, 191631, 261315, 319385, 423911, 574893, 958155, 1271733, 2119555, 2874465, 3815199, 4663021, 6358665, 13989063, 19075995, 23315105, 41967189, 69945315, 209835945]

約数ペア:

[(1, 209835945), (3, 69945315), (5, 41967189), (9, 23315105), (11, 19075995), (15, 13989063), (33, 6358665), (45, 4663021), (55, 3815199), (73, 2874465), (99, 2119555), (165, 1271733), (219, 958155), (365, 574893), (495, 423911), (657, 319385), (803, 261315), (1095, 191631), (2409, 87105), (3285, 63877), (4015, 52263), (5807, 36135), (7227, 29035), (12045, 17421)]