40099213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 52420608

約数和(自身を除く): 12321395

約数列:

[1, 7, 11, 31, 77, 107, 157, 217, 341, 749, 1099, 1177, 1727, 2387, 3317, 4867, 8239, 12089, 16799, 23219, 34069, 36487, 53537, 117593, 184789, 255409, 374759, 520769, 1293523, 3645383, 5728459, 40099213]

約数ペア:

[(1, 40099213), (7, 5728459), (11, 3645383), (31, 1293523), (77, 520769), (107, 374759), (157, 255409), (217, 184789), (341, 117593), (749, 53537), (1099, 36487), (1177, 34069), (1727, 23219), (2387, 16799), (3317, 12089), (4867, 8239)]