28683215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16823}}^1$

素因数の和:16870

約数の個数: 16

約数和(自身を含む): 38762496

約数和(自身を除く): 10079281

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 16823, 84115, 185053, 521513, 925265, 2607565, 5736643, 28683215]

約数ペア:

[(1, 28683215), (5, 5736643), (11, 2607565), (31, 925265), (55, 521513), (155, 185053), (341, 84115), (1705, 16823)]