69866769

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 110370816

約数和(自身を除く): 40504047

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 987, 997, 1491, 2991, 3337, 6979, 10011, 20937, 23359, 46859, 70077, 70787, 140577, 212361, 328013, 495509, 984039, 1486527, 3326989, 9980967, 23288923, 69866769]

約数ペア:

[(1, 69866769), (3, 23288923), (7, 9980967), (21, 3326989), (47, 1486527), (71, 984039), (141, 495509), (213, 328013), (329, 212361), (497, 140577), (987, 70787), (997, 70077), (1491, 46859), (2991, 23359), (3337, 20937), (6979, 10011)]