27986035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 42227712

約数和(自身を除く): 14241677

約数列:

[1, 5, 7, 11, 35, 55, 77, 157, 385, 463, 785, 1099, 1727, 2315, 3241, 5093, 5495, 8635, 12089, 16205, 25465, 35651, 60445, 72691, 178255, 363455, 508837, 799601, 2544185, 3998005, 5597207, 27986035]

約数ペア:

[(1, 27986035), (5, 5597207), (7, 3998005), (11, 2544185), (35, 799601), (55, 508837), (77, 363455), (157, 178255), (385, 72691), (463, 60445), (785, 35651), (1099, 25465), (1727, 16205), (2315, 12089), (3241, 8635), (5093, 5495)]