27721968

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 77378976

約数和(自身を除く): 49657008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 53, 68, 102, 106, 136, 159, 204, 212, 272, 318, 408, 424, 636, 641, 816, 848, 901, 1272, 1282, 1802, 1923, 2544, 2564, 2703, 3604, 3846, 5128, 5406, 7208, 7692, 10256, 10812, 10897, 14416, 15384, 21624, 21794, 30768, 32691, 33973, 43248, 43588, 65382, 67946, 87176, 101919, 130764, 135892, 174352, 203838, 261528, 271784, 407676, 523056, 543568, 577541, 815352, 1155082, 1630704, 1732623, 2310164, 3465246, 4620328, 6930492, 9240656, 13860984, 27721968]

約数ペア:

[(1, 27721968), (2, 13860984), (3, 9240656), (4, 6930492), (6, 4620328), (8, 3465246), (12, 2310164), (16, 1732623), (17, 1630704), (24, 1155082), (34, 815352), (48, 577541), (51, 543568), (53, 523056), (68, 407676), (102, 271784), (106, 261528), (136, 203838), (159, 174352), (204, 135892), (212, 130764), (272, 101919), (318, 87176), (408, 67946), (424, 65382), (636, 43588), (641, 43248), (816, 33973), (848, 32691), (901, 30768), (1272, 21794), (1282, 21624), (1802, 15384), (1923, 14416), (2544, 10897), (2564, 10812), (2703, 10256), (3604, 7692), (3846, 7208), (5128, 5406)]