66517941

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{4229}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 104159520

約数和(自身を除く): 37641579

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 4229, 5243, 12687, 15729, 29603, 88809, 207221, 452503, 621663, 1357509, 3167521, 9502563, 22172647, 66517941]

約数ペア:

[(1, 66517941), (3, 22172647), (7, 9502563), (21, 3167521), (49, 1357509), (107, 621663), (147, 452503), (321, 207221), (749, 88809), (2247, 29603), (4229, 15729), (5243, 12687)]