28767425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 38122560

約数和(自身を除く): 9355135

約数列:

[1, 5, 19, 25, 71, 95, 355, 475, 853, 1349, 1775, 4265, 6745, 16207, 21325, 33725, 60563, 81035, 302815, 405175, 1150697, 1514075, 5753485, 28767425]

約数ペア:

[(1, 28767425), (5, 5753485), (19, 1514075), (25, 1150697), (71, 405175), (95, 302815), (355, 81035), (475, 60563), (853, 33725), (1349, 21325), (1775, 16207), (4265, 6745)]