78847749

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{42323}}^1$

素因数の和:42358

約数の個数: 20

約数和(自身を含む): 122908896

約数和(自身を除く): 44061147

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 42323, 126969, 380907, 973429, 1142721, 2920287, 3428163, 8760861, 26282583, 78847749]

約数ペア:

[(1, 78847749), (3, 26282583), (9, 8760861), (23, 3428163), (27, 2920287), (69, 1142721), (81, 973429), (207, 380907), (621, 126969), (1863, 42323)]