87007004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2441}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 185982720

約数和(自身を除く): 98975716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 76, 133, 134, 266, 268, 469, 532, 938, 1273, 1876, 2441, 2546, 4882, 5092, 8911, 9764, 17087, 17822, 34174, 35644, 46379, 68348, 92758, 163547, 185516, 324653, 327094, 649306, 654188, 1144829, 1298612, 2289658, 3107393, 4579316, 6214786, 12429572, 21751751, 43503502, 87007004]

約数ペア:

[(1, 87007004), (2, 43503502), (4, 21751751), (7, 12429572), (14, 6214786), (19, 4579316), (28, 3107393), (38, 2289658), (67, 1298612), (76, 1144829), (133, 654188), (134, 649306), (266, 327094), (268, 324653), (469, 185516), (532, 163547), (938, 92758), (1273, 68348), (1876, 46379), (2441, 35644), (2546, 34174), (4882, 17822), (5092, 17087), (8911, 9764)]