201492081

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{78007}}^1$

素因数の和:78061

約数の個数: 24

約数和(自身を含む): 340738944

約数和(自身を除く): 139246863

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 78007, 234021, 546049, 702063, 1638147, 3198287, 4914441, 9594861, 22388009, 28784583, 67164027, 201492081]

約数ペア:

[(1, 201492081), (3, 67164027), (7, 28784583), (9, 22388009), (21, 9594861), (41, 4914441), (63, 3198287), (123, 1638147), (287, 702063), (369, 546049), (861, 234021), (2583, 78007)]