397339982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1097}}^1\times {\mathrm{13931}}^1$

素因数の和:15043

約数の個数: 16

約数和(自身を含む): 642488112

約数和(自身を除く): 245148130

約数列:

[1, 2, 13, 26, 1097, 2194, 13931, 14261, 27862, 28522, 181103, 362206, 15282307, 30564614, 198669991, 397339982]

約数ペア:

[(1, 397339982), (2, 198669991), (13, 30564614), (26, 15282307), (1097, 362206), (2194, 181103), (13931, 28522), (14261, 27862)]