25220295

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1471}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 45219840

約数和(自身を除く): 19999545

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1471, 1905, 3429, 4413, 5715, 7355, 13239, 17145, 22065, 39717, 66195, 186817, 198585, 560451, 934085, 1681353, 2802255, 5044059, 8406765, 25220295]

約数ペア:

[(1, 25220295), (3, 8406765), (5, 5044059), (9, 2802255), (15, 1681353), (27, 934085), (45, 560451), (127, 198585), (135, 186817), (381, 66195), (635, 39717), (1143, 22065), (1471, 17145), (1905, 13239), (3429, 7355), (4413, 5715)]