28005384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2530

約数の個数: 64

約数和(自身を含む): 78186240

約数和(自身を除く): 50180856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1892, 2467, 2838, 3784, 4934, 5676, 7401, 9868, 11352, 14802, 19736, 27137, 29604, 54274, 59208, 81411, 106081, 108548, 162822, 212162, 217096, 318243, 325644, 424324, 636486, 651288, 848648, 1166891, 1272972, 2333782, 2545944, 3500673, 4667564, 7001346, 9335128, 14002692, 28005384]

約数ペア:

[(1, 28005384), (2, 14002692), (3, 9335128), (4, 7001346), (6, 4667564), (8, 3500673), (11, 2545944), (12, 2333782), (22, 1272972), (24, 1166891), (33, 848648), (43, 651288), (44, 636486), (66, 424324), (86, 325644), (88, 318243), (129, 217096), (132, 212162), (172, 162822), (258, 108548), (264, 106081), (344, 81411), (473, 59208), (516, 54274), (946, 29604), (1032, 27137), (1419, 19736), (1892, 14802), (2467, 11352), (2838, 9868), (3784, 7401), (4934, 5676)]