28472004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71899}}^1$

素因数の和:71920

約数の個数: 36

約数和(自身を含む): 78514800

約数和(自身を除く): 50042796

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71899, 143798, 215697, 287596, 431394, 647091, 790889, 862788, 1294182, 1581778, 2372667, 2588364, 3163556, 4745334, 7118001, 9490668, 14236002, 28472004]

約数ペア:

[(1, 28472004), (2, 14236002), (3, 9490668), (4, 7118001), (6, 4745334), (9, 3163556), (11, 2588364), (12, 2372667), (18, 1581778), (22, 1294182), (33, 862788), (36, 790889), (44, 647091), (66, 431394), (99, 287596), (132, 215697), (198, 143798), (396, 71899)]