378200991

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{64091}}^1$

素因数の和:64382

約数の個数: 16

約数和(自身を含む): 578366208

約数和(自身を除く): 200165217

約数列:

[1, 3, 7, 21, 281, 843, 1967, 5901, 64091, 192273, 448637, 1345911, 18009571, 54028713, 126066997, 378200991]

約数ペア:

[(1, 378200991), (3, 126066997), (7, 54028713), (21, 18009571), (281, 1345911), (843, 448637), (1967, 192273), (5901, 64091)]