42197281

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 52449120

約数和(自身を除く): 10251839

約数列:

[1, 7, 17, 49, 119, 179, 283, 833, 1253, 1981, 3043, 4811, 8771, 13867, 21301, 33677, 50657, 149107, 235739, 354599, 861169, 2482193, 6028183, 42197281]

約数ペア:

[(1, 42197281), (7, 6028183), (17, 2482193), (49, 861169), (119, 354599), (179, 235739), (283, 149107), (833, 50657), (1253, 33677), (1981, 21301), (3043, 13867), (4811, 8771)]