221279394

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{752651}}^1$

素因数の和:752670

約数の個数: 24

約数和(自身を含む): 514813968

約数和(自身を除く): 293534574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 752651, 1505302, 2257953, 4515906, 5268557, 10537114, 15805671, 31611342, 36879899, 73759798, 110639697, 221279394]

約数ペア:

[(1, 221279394), (2, 110639697), (3, 73759798), (6, 36879899), (7, 31611342), (14, 15805671), (21, 10537114), (42, 5268557), (49, 4515906), (98, 2257953), (147, 1505302), (294, 752651)]