71282799

素因数分解:

$3^2\times 7^2\times {\mathrm{161639}}^1$

素因数の和:161659

約数の個数: 18

約数和(自身を含む): 119775240

約数和(自身を除く): 48492441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 161639, 484917, 1131473, 1454751, 3394419, 7920311, 10183257, 23760933, 71282799]

約数ペア:

[(1, 71282799), (3, 23760933), (7, 10183257), (9, 7920311), (21, 3394419), (49, 1454751), (63, 1131473), (147, 484917), (441, 161639)]