155513778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{1979}}^1$

素因数の和:3862

約数の個数: 32

約数和(自身を含む): 355829760

約数和(自身を除く): 200315982

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1871, 1979, 3742, 3958, 5613, 5937, 11226, 11874, 13097, 13853, 26194, 27706, 39291, 41559, 78582, 83118, 3702709, 7405418, 11108127, 22216254, 25918963, 51837926, 77756889, 155513778]

約数ペア:

[(1, 155513778), (2, 77756889), (3, 51837926), (6, 25918963), (7, 22216254), (14, 11108127), (21, 7405418), (42, 3702709), (1871, 83118), (1979, 78582), (3742, 41559), (3958, 39291), (5613, 27706), (5937, 26194), (11226, 13853), (11874, 13097)]