18305133

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 30750720

約数和(自身を除く): 12445587

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 327, 727, 763, 1199, 2181, 2289, 3597, 5089, 7997, 8393, 15267, 23991, 25179, 55979, 79243, 167937, 237729, 554701, 871673, 1664103, 2615019, 6101711, 18305133]

約数ペア:

[(1, 18305133), (3, 6101711), (7, 2615019), (11, 1664103), (21, 871673), (33, 554701), (77, 237729), (109, 167937), (231, 79243), (327, 55979), (727, 25179), (763, 23991), (1199, 15267), (2181, 8393), (2289, 7997), (3597, 5089)]