26956713

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 20044887

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 67, 69, 119, 147, 161, 201, 343, 357, 391, 469, 483, 833, 1029, 1127, 1139, 1173, 1407, 1541, 2499, 2737, 3283, 3381, 3417, 4623, 5831, 7889, 7973, 8211, 9849, 10787, 17493, 19159, 22981, 23667, 23919, 26197, 32361, 55811, 57477, 68943, 75509, 78591, 134113, 167433, 183379, 226527, 390677, 402339, 528563, 550137, 1172031, 1283653, 1585689, 3850959, 8985571, 26956713]

約数ペア:

[(1, 26956713), (3, 8985571), (7, 3850959), (17, 1585689), (21, 1283653), (23, 1172031), (49, 550137), (51, 528563), (67, 402339), (69, 390677), (119, 226527), (147, 183379), (161, 167433), (201, 134113), (343, 78591), (357, 75509), (391, 68943), (469, 57477), (483, 55811), (833, 32361), (1029, 26197), (1127, 23919), (1139, 23667), (1173, 22981), (1407, 19159), (1541, 17493), (2499, 10787), (2737, 9849), (3283, 8211), (3381, 7973), (3417, 7889), (4623, 5831)]