459009999

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1889}}^1$

素因数の和:1957

約数の個数: 72

約数和(自身を含む): 840294000

約数和(自身を除く): 381284001

約数列:

[1, 3, 7, 9, 19, 21, 29, 49, 57, 63, 87, 133, 147, 171, 203, 261, 399, 441, 551, 609, 931, 1197, 1421, 1653, 1827, 1889, 2793, 3857, 4263, 4959, 5667, 8379, 11571, 12789, 13223, 17001, 26999, 34713, 35891, 39669, 54781, 80997, 92561, 107673, 119007, 164343, 242991, 251237, 277683, 323019, 383467, 493029, 753711, 833049, 1040839, 1150401, 1758659, 2261133, 2684269, 3122517, 3451203, 5275977, 7285873, 8052807, 9367551, 15827931, 21857619, 24158421, 51001111, 65572857, 153003333, 459009999]

約数ペア:

[(1, 459009999), (3, 153003333), (7, 65572857), (9, 51001111), (19, 24158421), (21, 21857619), (29, 15827931), (49, 9367551), (57, 8052807), (63, 7285873), (87, 5275977), (133, 3451203), (147, 3122517), (171, 2684269), (203, 2261133), (261, 1758659), (399, 1150401), (441, 1040839), (551, 833049), (609, 753711), (931, 493029), (1197, 383467), (1421, 323019), (1653, 277683), (1827, 251237), (1889, 242991), (2793, 164343), (3857, 119007), (4263, 107673), (4959, 92561), (5667, 80997), (8379, 54781), (11571, 39669), (12789, 35891), (13223, 34713), (17001, 26999)]