28795293

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 42471000

約数和(自身を除く): 13675707

約数列:

[1, 3, 9, 109, 149, 197, 327, 447, 591, 981, 1341, 1773, 16241, 21473, 29353, 48723, 64419, 88059, 146169, 193257, 264177, 3199477, 9598431, 28795293]

約数ペア:

[(1, 28795293), (3, 9598431), (9, 3199477), (109, 264177), (149, 193257), (197, 146169), (327, 88059), (447, 64419), (591, 48723), (981, 29353), (1341, 21473), (1773, 16241)]