806487129

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3319}}^1$

素因数の和:3387

約数の個数: 72

約数和(自身を含む): 1476072000

約数和(自身を除く): 669584871

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, 2793, 3319, 3857, 4263, 4959, 8379, 9957, 11571, 12789, 23233, 26999, 29871, 34713, 63061, 69699, 80997, 96251, 162631, 189183, 209097, 242991, 288753, 441427, 487893, 567549, 673757, 866259, 1324281, 1463679, 1828769, 2021271, 3089989, 3972843, 4716299, 5486307, 6063813, 9269967, 12801383, 14148897, 16458921, 27809901, 38404149, 42446691, 89609681, 115212447, 268829043, 806487129]

約数ペア:

[(1, 806487129), (3, 268829043), (7, 115212447), (9, 89609681), (19, 42446691), (21, 38404149), (29, 27809901), (49, 16458921), (57, 14148897), (63, 12801383), (87, 9269967), (133, 6063813), (147, 5486307), (171, 4716299), (203, 3972843), (261, 3089989), (399, 2021271), (441, 1828769), (551, 1463679), (609, 1324281), (931, 866259), (1197, 673757), (1421, 567549), (1653, 487893), (1827, 441427), (2793, 288753), (3319, 242991), (3857, 209097), (4263, 189183), (4959, 162631), (8379, 96251), (9957, 80997), (11571, 69699), (12789, 63061), (23233, 34713), (26999, 29871)]