64660281

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{6271}}^1$

素因数の和:6772

約数の個数: 16

約数和(自身を含む): 98746368

約数和(自身を除く): 34086087

約数列:

[1, 3, 7, 21, 491, 1473, 3437, 6271, 10311, 18813, 43897, 131691, 3079061, 9237183, 21553427, 64660281]

約数ペア:

[(1, 64660281), (3, 21553427), (7, 9237183), (21, 3079061), (491, 131691), (1473, 43897), (3437, 18813), (6271, 10311)]