27931862

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 51456000

約数和(自身を除く): 23524138

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 2143, 4286, 6517, 13034, 15001, 30002, 40717, 81434, 105007, 210014, 285019, 570038, 735049, 1470098, 1995133, 3990266, 13965931, 27931862]

約数ペア:

[(1, 27931862), (2, 13965931), (7, 3990266), (14, 1995133), (19, 1470098), (38, 735049), (49, 570038), (98, 285019), (133, 210014), (266, 105007), (343, 81434), (686, 40717), (931, 30002), (1862, 15001), (2143, 13034), (4286, 6517)]