2247157493

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{127037}}^1$

素因数の和:127089

約数の個数: 18

約数和(自身を含む): 2758884246

約数和(自身を除く): 511726753

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 17689, 127037, 889259, 2413703, 6224813, 16895921, 45860357, 118271447, 321022499, 2247157493]

約数ペア:

[(1, 2247157493), (7, 321022499), (19, 118271447), (49, 45860357), (133, 16895921), (361, 6224813), (931, 2413703), (2527, 889259), (17689, 127037)]