71666894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{30971}}^1$

素因数の和:31075

約数の個数: 16

約数和(自身を含む): 117074160

約数和(自身を除く): 45407266

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 30971, 61942, 402623, 805246, 2756419, 5512838, 35833447, 71666894]

約数ペア:

[(1, 71666894), (2, 35833447), (13, 5512838), (26, 2756419), (89, 805246), (178, 402623), (1157, 61942), (2314, 30971)]