128970985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{180379}}^1$

素因数の和:180408

約数の個数: 16

約数和(自身を含む): 181823040

約数和(自身を除く): 52852055

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 180379, 901895, 1984169, 2344927, 9920845, 11724635, 25794197, 128970985]

約数ペア:

[(1, 128970985), (5, 25794197), (11, 11724635), (13, 9920845), (55, 2344927), (65, 1984169), (143, 901895), (715, 180379)]