28984968

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{761}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 82170270

約数和(自身を除く): 53185302

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 761, 828, 1058, 1522, 1587, 1656, 2116, 2283, 3044, 3174, 4232, 4566, 4761, 6088, 6348, 6849, 9132, 9522, 12696, 13698, 17503, 18264, 19044, 27396, 35006, 38088, 52509, 54792, 70012, 105018, 140024, 157527, 210036, 315054, 402569, 420072, 630108, 805138, 1207707, 1260216, 1610276, 2415414, 3220552, 3623121, 4830828, 7246242, 9661656, 14492484, 28984968]

約数ペア:

[(1, 28984968), (2, 14492484), (3, 9661656), (4, 7246242), (6, 4830828), (8, 3623121), (9, 3220552), (12, 2415414), (18, 1610276), (23, 1260216), (24, 1207707), (36, 805138), (46, 630108), (69, 420072), (72, 402569), (92, 315054), (138, 210036), (184, 157527), (207, 140024), (276, 105018), (414, 70012), (529, 54792), (552, 52509), (761, 38088), (828, 35006), (1058, 27396), (1522, 19044), (1587, 18264), (1656, 17503), (2116, 13698), (2283, 12696), (3044, 9522), (3174, 9132), (4232, 6849), (4566, 6348), (4761, 6088)]