28679833

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18539}}^1$

素因数の和:18576

約数の個数: 16

約数和(自身を含む): 37376640

約数和(自身を除く): 8696807

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 18539, 129773, 241007, 315163, 1687049, 2206141, 4097119, 28679833]

約数ペア:

[(1, 28679833), (7, 4097119), (13, 2206141), (17, 1687049), (91, 315163), (119, 241007), (221, 129773), (1547, 18539)]