28131726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5113}}^1$

素因数の和:5256

約数の個数: 32

約数和(自身を含む): 64804608

約数和(自身を除く): 36672882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5113, 5502, 10226, 15339, 30678, 35791, 71582, 107373, 214746, 669803, 1339606, 2009409, 4018818, 4688621, 9377242, 14065863, 28131726]

約数ペア:

[(1, 28131726), (2, 14065863), (3, 9377242), (6, 4688621), (7, 4018818), (14, 2009409), (21, 1339606), (42, 669803), (131, 214746), (262, 107373), (393, 71582), (786, 35791), (917, 30678), (1834, 15339), (2751, 10226), (5113, 5502)]