253867458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{45841}}^1$

素因数の和:45930

約数の個数: 32

約数和(自身を含む): 554504832

約数和(自身を除く): 300637374

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 45841, 91682, 137523, 275046, 595933, 1191866, 1787799, 3254711, 3575598, 6509422, 9764133, 19528266, 42311243, 84622486, 126933729, 253867458]

約数ペア:

[(1, 253867458), (2, 126933729), (3, 84622486), (6, 42311243), (13, 19528266), (26, 9764133), (39, 6509422), (71, 3575598), (78, 3254711), (142, 1787799), (213, 1191866), (426, 595933), (923, 275046), (1846, 137523), (2769, 91682), (5538, 45841)]