1397366978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4339649}}^1$

素因数の和:4339681

約数の個数: 16

約数和(自身を含む): 2499638400

約数和(自身を除く): 1102271422

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 4339649, 8679298, 30377543, 60755086, 99811927, 199623854, 698683489, 1397366978]

約数ペア:

[(1, 1397366978), (2, 698683489), (7, 199623854), (14, 99811927), (23, 60755086), (46, 30377543), (161, 8679298), (322, 4339649)]