28275478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2063}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 53498880

約数和(自身を除く): 25223402

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1958, 2063, 4126, 6853, 13706, 14441, 22693, 28882, 45386, 158851, 183607, 317702, 367214, 1285249, 2019677, 2570498, 4039354, 14137739, 28275478]

約数ペア:

[(1, 28275478), (2, 14137739), (7, 4039354), (11, 2570498), (14, 2019677), (22, 1285249), (77, 367214), (89, 317702), (154, 183607), (178, 158851), (623, 45386), (979, 28882), (1246, 22693), (1958, 14441), (2063, 13706), (4126, 6853)]