28688652

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{4889}}^1$

素因数の和:5062

約数の個数: 36

約数和(自身を含む): 72978360

約数和(自身を除く): 44289708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 326, 489, 652, 978, 1467, 1956, 2934, 4889, 5868, 9778, 14667, 19556, 29334, 44001, 58668, 88002, 176004, 796907, 1593814, 2390721, 3187628, 4781442, 7172163, 9562884, 14344326, 28688652]

約数ペア:

[(1, 28688652), (2, 14344326), (3, 9562884), (4, 7172163), (6, 4781442), (9, 3187628), (12, 2390721), (18, 1593814), (36, 796907), (163, 176004), (326, 88002), (489, 58668), (652, 44001), (978, 29334), (1467, 19556), (1956, 14667), (2934, 9778), (4889, 5868)]