847473963

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{81199}}^1$

素因数の和:81287

約数の個数: 24

約数和(自身を含む): 1332979200

約数和(自身を除く): 485505237

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 81199, 243597, 568393, 1705179, 3978751, 5765129, 11936253, 17295387, 40355903, 121067709, 282491321, 847473963]

約数ペア:

[(1, 847473963), (3, 282491321), (7, 121067709), (21, 40355903), (49, 17295387), (71, 11936253), (147, 5765129), (213, 3978751), (497, 1705179), (1491, 568393), (3479, 243597), (10437, 81199)]