647540103

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1\times {\mathrm{883}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 1010221056

約数和(自身を除く): 362680953

約数列:

[1, 3, 7, 21, 47, 141, 329, 743, 883, 987, 2229, 2649, 5201, 6181, 15603, 18543, 34921, 41501, 104763, 124503, 244447, 290507, 656069, 733341, 871521, 1968207, 4592483, 13777449, 30835243, 92505729, 215846701, 647540103]

約数ペア:

[(1, 647540103), (3, 215846701), (7, 92505729), (21, 30835243), (47, 13777449), (141, 4592483), (329, 1968207), (743, 871521), (883, 733341), (987, 656069), (2229, 290507), (2649, 244447), (5201, 124503), (6181, 104763), (15603, 41501), (18543, 34921)]