157987907

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15427}}^1$

素因数の和:15471

約数の個数: 24

約数和(自身を含む): 211055040

約数和(自身を除く): 53067133

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 15427, 107989, 169697, 293113, 755923, 1187879, 2051791, 3224243, 8315153, 14362537, 22569701, 157987907]

約数ペア:

[(1, 157987907), (7, 22569701), (11, 14362537), (19, 8315153), (49, 3224243), (77, 2051791), (133, 1187879), (209, 755923), (539, 293113), (931, 169697), (1463, 107989), (10241, 15427)]