27864655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 42061824

約数和(自身を除く): 14197169

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1303, 1645, 3055, 4277, 6515, 9121, 16939, 21385, 45605, 61241, 84695, 118573, 306205, 428687, 592865, 796133, 2143435, 3980665, 5572931, 27864655]

約数ペア:

[(1, 27864655), (5, 5572931), (7, 3980665), (13, 2143435), (35, 796133), (47, 592865), (65, 428687), (91, 306205), (235, 118573), (329, 84695), (455, 61241), (611, 45605), (1303, 21385), (1645, 16939), (3055, 9121), (4277, 6515)]