1921829745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{11777}}^1$

素因数の和:11862

約数の個数: 64

約数和(自身を含む): 3582019584

約数和(自身を除く): 1660189839

約数列:

[1, 3, 5, 11, 15, 23, 33, 43, 55, 69, 115, 129, 165, 215, 253, 345, 473, 645, 759, 989, 1265, 1419, 2365, 2967, 3795, 4945, 7095, 10879, 11777, 14835, 32637, 35331, 54395, 58885, 129547, 163185, 176655, 270871, 388641, 506411, 647735, 812613, 1354355, 1519233, 1943205, 2532055, 2979581, 4063065, 5570521, 7596165, 8938743, 11647453, 14897905, 16711563, 27852605, 34942359, 44693715, 58237265, 83557815, 128121983, 174711795, 384365949, 640609915, 1921829745]

約数ペア:

[(1, 1921829745), (3, 640609915), (5, 384365949), (11, 174711795), (15, 128121983), (23, 83557815), (33, 58237265), (43, 44693715), (55, 34942359), (69, 27852605), (115, 16711563), (129, 14897905), (165, 11647453), (215, 8938743), (253, 7596165), (345, 5570521), (473, 4063065), (645, 2979581), (759, 2532055), (989, 1943205), (1265, 1519233), (1419, 1354355), (2365, 812613), (2967, 647735), (3795, 506411), (4945, 388641), (7095, 270871), (10879, 176655), (11777, 163185), (14835, 129547), (32637, 58885), (35331, 54395)]