1645505199

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1117}}^1\times {\mathrm{1399}}^1$

素因数の和:2541

約数の個数: 40

約数和(自身を含む): 2651448800

約数和(自身を除く): 1005943601

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1117, 1399, 3351, 4197, 10053, 12591, 14521, 18187, 30159, 37773, 43563, 54561, 90477, 113319, 130689, 163683, 392067, 491049, 1176201, 1473147, 1562683, 4688049, 14064147, 20314879, 42192441, 60944637, 126577323, 182833911, 548501733, 1645505199]

約数ペア:

[(1, 1645505199), (3, 548501733), (9, 182833911), (13, 126577323), (27, 60944637), (39, 42192441), (81, 20314879), (117, 14064147), (351, 4688049), (1053, 1562683), (1117, 1473147), (1399, 1176201), (3351, 491049), (4197, 392067), (10053, 163683), (12591, 130689), (14521, 113319), (18187, 90477), (30159, 54561), (37773, 43563)]