28999025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6241

約数の個数: 24

約数和(自身を含む): 41541984

約数和(自身を除く): 12542959

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 6203, 31015, 68233, 105451, 155075, 341165, 527255, 1159961, 1705825, 2636275, 5799805, 28999025]

約数ペア:

[(1, 28999025), (5, 5799805), (11, 2636275), (17, 1705825), (25, 1159961), (55, 527255), (85, 341165), (187, 155075), (275, 105451), (425, 68233), (935, 31015), (4675, 6203)]