392942018

素因数分解:

$2^1\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{21247}}^1$

素因数の和:22577

約数の個数: 16

約数和(自身を含む): 674156544

約数和(自身を除く): 281214526

約数列:

[1, 2, 7, 14, 1321, 2642, 9247, 18494, 21247, 42494, 148729, 297458, 28067287, 56134574, 196471009, 392942018]

約数ペア:

[(1, 392942018), (2, 196471009), (7, 56134574), (14, 28067287), (1321, 297458), (2642, 148729), (9247, 42494), (18494, 21247)]