31034562

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 72145920

約数和(自身を除く): 41111358

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 43, 57, 78, 86, 114, 129, 247, 258, 487, 494, 559, 741, 817, 974, 1118, 1461, 1482, 1634, 1677, 2451, 2922, 3354, 4902, 6331, 9253, 10621, 12662, 18506, 18993, 20941, 21242, 27759, 31863, 37986, 41882, 55518, 62823, 63726, 120289, 125646, 240578, 272233, 360867, 397879, 544466, 721734, 795758, 816699, 1193637, 1633398, 2387274, 5172427, 10344854, 15517281, 31034562]

約数ペア:

[(1, 31034562), (2, 15517281), (3, 10344854), (6, 5172427), (13, 2387274), (19, 1633398), (26, 1193637), (38, 816699), (39, 795758), (43, 721734), (57, 544466), (78, 397879), (86, 360867), (114, 272233), (129, 240578), (247, 125646), (258, 120289), (487, 63726), (494, 62823), (559, 55518), (741, 41882), (817, 37986), (974, 31863), (1118, 27759), (1461, 21242), (1482, 20941), (1634, 18993), (1677, 18506), (2451, 12662), (2922, 10621), (3354, 9253), (4902, 6331)]