397754954

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{6661}}^1$

素因数の和:7145

約数の個数: 16

約数和(自身を含む): 606375240

約数和(自身を除く): 208620286

約数列:

[1, 2, 73, 146, 409, 818, 6661, 13322, 29857, 59714, 486253, 972506, 2724349, 5448698, 198877477, 397754954]

約数ペア:

[(1, 397754954), (2, 198877477), (73, 5448698), (146, 2724349), (409, 972506), (818, 486253), (6661, 59714), (13322, 29857)]