8708390781

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 12008814720

約数和(自身を除く): 3300423939

約数列:

[1, 3, 37, 111, 409, 433, 443, 1227, 1299, 1329, 15133, 16021, 16391, 45399, 48063, 49173, 177097, 181187, 191819, 531291, 543561, 575457, 6552589, 6703919, 7097303, 19657767, 20111757, 21291909, 78453971, 235361913, 2902796927, 8708390781]

約数ペア:

[(1, 8708390781), (3, 2902796927), (37, 235361913), (111, 78453971), (409, 21291909), (433, 20111757), (443, 19657767), (1227, 7097303), (1299, 6703919), (1329, 6552589), (15133, 575457), (16021, 543561), (16391, 531291), (45399, 191819), (48063, 181187), (49173, 177097)]