211678022090

素因数分解:

$2^1\times 5^1\times {\mathrm{39971}}^1\times {\mathrm{529579}}^1$

素因数の和:569557

約数の個数: 16

約数和(自身を含む): 381030691680

約数和(自身を除く): 169352669590

約数列:

[1, 2, 5, 10, 39971, 79942, 199855, 399710, 529579, 1059158, 2647895, 5295790, 21167802209, 42335604418, 105839011045, 211678022090]

約数ペア:

[(1, 211678022090), (2, 105839011045), (5, 42335604418), (10, 21167802209), (39971, 5295790), (79942, 2647895), (199855, 1059158), (399710, 529579)]