71621277

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{262349}}^1$

素因数の和:262372

約数の個数: 16

約数和(自身を含む): 117532800

約数和(自身を除く): 45911523

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 262349, 787047, 1836443, 3410537, 5509329, 10231611, 23873759, 71621277]

約数ペア:

[(1, 71621277), (3, 23873759), (7, 10231611), (13, 5509329), (21, 3410537), (39, 1836443), (91, 787047), (273, 262349)]