25655763

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 42107040

約数和(自身を除く): 16451277

約数列:

[1, 3, 7, 21, 37, 49, 53, 89, 111, 147, 159, 259, 267, 371, 623, 777, 1113, 1813, 1869, 1961, 2597, 3293, 4361, 4717, 5439, 5883, 7791, 9879, 13083, 13727, 14151, 23051, 33019, 41181, 69153, 96089, 99057, 161357, 174529, 231133, 288267, 484071, 523587, 693399, 1221703, 3665109, 8551921, 25655763]

約数ペア:

[(1, 25655763), (3, 8551921), (7, 3665109), (21, 1221703), (37, 693399), (49, 523587), (53, 484071), (89, 288267), (111, 231133), (147, 174529), (159, 161357), (259, 99057), (267, 96089), (371, 69153), (623, 41181), (777, 33019), (1113, 23051), (1813, 14151), (1869, 13727), (1961, 13083), (2597, 9879), (3293, 7791), (4361, 5883), (4717, 5439)]