298851

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 492480

約数和(自身を除く): 193629

約数列:

[1, 3, 7, 19, 21, 49, 57, 107, 133, 147, 321, 399, 749, 931, 2033, 2247, 2793, 5243, 6099, 14231, 15729, 42693, 99617, 298851]

約数ペア:

[(1, 298851), (3, 99617), (7, 42693), (19, 15729), (21, 14231), (49, 6099), (57, 5243), (107, 2793), (133, 2247), (147, 2033), (321, 931), (399, 749)]