28468115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25763}}^1$

素因数の和:25798

約数の個数: 16

約数和(自身を含む): 38955168

約数和(自身を除く): 10487053

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 25763, 128815, 334919, 437971, 1674595, 2189855, 5693623, 28468115]

約数ペア:

[(1, 28468115), (5, 5693623), (13, 2189855), (17, 1674595), (65, 437971), (85, 334919), (221, 128815), (1105, 25763)]