17639245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6311}}^1$

素因数の和:6372

約数の個数: 16

約数和(自身を含む): 23329152

約数和(自身を除く): 5689907

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 6311, 31555, 82043, 271373, 410215, 1356865, 3527849, 17639245]

約数ペア:

[(1, 17639245), (5, 3527849), (13, 1356865), (43, 410215), (65, 271373), (215, 82043), (559, 31555), (2795, 6311)]