28728623

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1291}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 38077824

約数和(自身を除く): 9349201

約数列:

[1, 7, 11, 17, 77, 119, 187, 289, 1291, 1309, 2023, 3179, 9037, 14201, 21947, 22253, 99407, 153629, 241417, 373099, 1689919, 2611693, 4104089, 28728623]

約数ペア:

[(1, 28728623), (7, 4104089), (11, 2611693), (17, 1689919), (77, 373099), (119, 241417), (187, 153629), (289, 99407), (1291, 22253), (1309, 21947), (2023, 14201), (3179, 9037)]