81217392

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{41269}}^1$

素因数の和:41321

約数の個数: 40

約数和(自身を含む): 214934160

約数和(自身を除く): 133716768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 41269, 82538, 123807, 165076, 247614, 330152, 495228, 660304, 990456, 1692029, 1980912, 3384058, 5076087, 6768116, 10152174, 13536232, 20304348, 27072464, 40608696, 81217392]

約数ペア:

[(1, 81217392), (2, 40608696), (3, 27072464), (4, 20304348), (6, 13536232), (8, 10152174), (12, 6768116), (16, 5076087), (24, 3384058), (41, 1980912), (48, 1692029), (82, 990456), (123, 660304), (164, 495228), (246, 330152), (328, 247614), (492, 165076), (656, 123807), (984, 82538), (1968, 41269)]