68753517

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 111355200

約数和(自身を除く): 42601683

約数列:

[1, 3, 7, 21, 43, 49, 73, 129, 147, 149, 219, 301, 447, 511, 903, 1043, 1533, 2107, 3129, 3139, 3577, 6321, 6407, 7301, 9417, 10731, 10877, 19221, 21903, 21973, 32631, 44849, 65919, 76139, 134547, 153811, 228417, 313943, 461433, 467711, 532973, 941829, 1403133, 1598919, 3273977, 9821931, 22917839, 68753517]

約数ペア:

[(1, 68753517), (3, 22917839), (7, 9821931), (21, 3273977), (43, 1598919), (49, 1403133), (73, 941829), (129, 532973), (147, 467711), (149, 461433), (219, 313943), (301, 228417), (447, 153811), (511, 134547), (903, 76139), (1043, 65919), (1533, 44849), (2107, 32631), (3129, 21973), (3139, 21903), (3577, 19221), (6321, 10877), (6407, 10731), (7301, 9417)]