71485868

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 127411200

約数和(自身を除く): 55925332

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 1279, 2558, 5116, 13973, 27946, 55892, 113831, 200803, 227662, 401606, 455324, 803212, 17871467, 35742934, 71485868]

約数ペア:

[(1, 71485868), (2, 35742934), (4, 17871467), (89, 803212), (157, 455324), (178, 401606), (314, 227662), (356, 200803), (628, 113831), (1279, 55892), (2558, 27946), (5116, 13973)]