689313124

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1433}}^1\times {\mathrm{2269}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 1230458040

約数和(自身を除く): 541144916

約数列:

[1, 2, 4, 53, 106, 212, 1433, 2269, 2866, 4538, 5732, 9076, 75949, 120257, 151898, 240514, 303796, 481028, 3251477, 6502954, 13005908, 172328281, 344656562, 689313124]

約数ペア:

[(1, 689313124), (2, 344656562), (4, 172328281), (53, 13005908), (106, 6502954), (212, 3251477), (1433, 481028), (2269, 303796), (2866, 240514), (4538, 151898), (5732, 120257), (9076, 75949)]