28432385

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 34791120

約数和(自身を除く): 6358735

約数列:

[1, 5, 89, 181, 353, 445, 905, 1765, 16109, 31417, 63893, 80545, 157085, 319465, 5686477, 28432385]

約数ペア:

[(1, 28432385), (5, 5686477), (89, 319465), (181, 157085), (353, 80545), (445, 63893), (905, 31417), (1765, 16109)]