27478161

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 44341440

約数和(自身を除く): 16863279

約数列:

[1, 3, 9, 19, 37, 43, 57, 101, 111, 129, 171, 303, 333, 387, 703, 817, 909, 1591, 1919, 2109, 2451, 3737, 4343, 4773, 5757, 6327, 7353, 11211, 13029, 14319, 17271, 30229, 33633, 39087, 71003, 82517, 90687, 160691, 213009, 247551, 272061, 482073, 639027, 742653, 1446219, 3053129, 9159387, 27478161]

約数ペア:

[(1, 27478161), (3, 9159387), (9, 3053129), (19, 1446219), (37, 742653), (43, 639027), (57, 482073), (101, 272061), (111, 247551), (129, 213009), (171, 160691), (303, 90687), (333, 82517), (387, 71003), (703, 39087), (817, 33633), (909, 30229), (1591, 17271), (1919, 14319), (2109, 13029), (2451, 11211), (3737, 7353), (4343, 6327), (4773, 5757)]