71891399

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 77417472

約数和(自身を除く): 5526073

約数列:

[1, 23, 43, 157, 463, 989, 3611, 6751, 10649, 19909, 72691, 155273, 457907, 1671893, 3125713, 71891399]

約数ペア:

[(1, 71891399), (23, 3125713), (43, 1671893), (157, 457907), (463, 155273), (989, 72691), (3611, 19909), (6751, 10649)]