207918007

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 255225600

約数和(自身を除く): 47307593

約数列:

[1, 11, 17, 19, 139, 187, 209, 323, 421, 1529, 2363, 2641, 3553, 4631, 7157, 7999, 25993, 29051, 44897, 58519, 78727, 87989, 135983, 493867, 643709, 994823, 1111861, 1495813, 10943053, 12230471, 18901637, 207918007]

約数ペア:

[(1, 207918007), (11, 18901637), (17, 12230471), (19, 10943053), (139, 1495813), (187, 1111861), (209, 994823), (323, 643709), (421, 493867), (1529, 135983), (2363, 87989), (2641, 78727), (3553, 58519), (4631, 44897), (7157, 29051), (7999, 25993)]