40878081

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 28069119

約数列:

[1, 3, 9, 17, 27, 29, 37, 51, 83, 87, 111, 153, 249, 261, 333, 459, 493, 629, 747, 783, 999, 1073, 1411, 1479, 1887, 2241, 2407, 3071, 3219, 4233, 4437, 5661, 7221, 9213, 9657, 12699, 13311, 16983, 18241, 21663, 27639, 28971, 38097, 40919, 52207, 54723, 64989, 82917, 89059, 122757, 156621, 164169, 267177, 368271, 469863, 492507, 801531, 1104813, 1409589, 1514003, 2404593, 4542009, 13626027, 40878081]

約数ペア:

[(1, 40878081), (3, 13626027), (9, 4542009), (17, 2404593), (27, 1514003), (29, 1409589), (37, 1104813), (51, 801531), (83, 492507), (87, 469863), (111, 368271), (153, 267177), (249, 164169), (261, 156621), (333, 122757), (459, 89059), (493, 82917), (629, 64989), (747, 54723), (783, 52207), (999, 40919), (1073, 38097), (1411, 28971), (1479, 27639), (1887, 21663), (2241, 18241), (2407, 16983), (3071, 13311), (3219, 12699), (4233, 9657), (4437, 9213), (5661, 7221)]