28823211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 46725120

約数和(自身を除く): 17901909

約数列:

[1, 3, 9, 17, 31, 51, 59, 93, 103, 153, 177, 279, 309, 527, 531, 927, 1003, 1581, 1751, 1829, 3009, 3193, 4743, 5253, 5487, 6077, 9027, 9579, 15759, 16461, 18231, 28737, 31093, 54281, 54693, 93279, 103309, 162843, 188387, 279837, 309927, 488529, 565161, 929781, 1695483, 3202579, 9607737, 28823211]

約数ペア:

[(1, 28823211), (3, 9607737), (9, 3202579), (17, 1695483), (31, 929781), (51, 565161), (59, 488529), (93, 309927), (103, 279837), (153, 188387), (177, 162843), (279, 103309), (309, 93279), (527, 54693), (531, 54281), (927, 31093), (1003, 28737), (1581, 18231), (1751, 16461), (1829, 15759), (3009, 9579), (3193, 9027), (4743, 6077), (5253, 5487)]