28881793

素因数分解:

${\mathrm{17}}^2\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 18

約数和(自身を含む): 31964226

約数和(自身を除く): 3082433

約数列:

[1, 17, 37, 73, 289, 629, 1241, 1369, 2701, 10693, 21097, 23273, 45917, 99937, 395641, 780589, 1698929, 28881793]

約数ペア:

[(1, 28881793), (17, 1698929), (37, 780589), (73, 395641), (289, 99937), (629, 45917), (1241, 23273), (1369, 21097), (2701, 10693)]