28305340119

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{911341}}^1$

素因数の和:911400

約数の個数: 48

約数和(自身を含む): 51180966720

約数和(自身を除く): 22875626601

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 1071, 1479, 1827, 3451, 4437, 10353, 31059, 911341, 2734023, 6379387, 8202069, 15492797, 19138161, 26428889, 46478391, 57414483, 79286667, 108449579, 139435173, 185002223, 237860001, 325348737, 449291113, 555006669, 976046211, 1347873339, 1665020007, 3145037791, 4043620017, 9435113373, 28305340119]

約数ペア:

[(1, 28305340119), (3, 9435113373), (7, 4043620017), (9, 3145037791), (17, 1665020007), (21, 1347873339), (29, 976046211), (51, 555006669), (63, 449291113), (87, 325348737), (119, 237860001), (153, 185002223), (203, 139435173), (261, 108449579), (357, 79286667), (493, 57414483), (609, 46478391), (1071, 26428889), (1479, 19138161), (1827, 15492797), (3451, 8202069), (4437, 6379387), (10353, 2734023), (31059, 911341)]