858407137

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{922027}}^1$

素因数の和:922060

約数の個数: 12

約数和(自身を含む): 1051111920

約数和(自身を除く): 192704783

約数列:

[1, 7, 19, 49, 133, 931, 922027, 6454189, 17518513, 45179323, 122629591, 858407137]

約数ペア:

[(1, 858407137), (7, 122629591), (19, 45179323), (49, 17518513), (133, 6454189), (931, 922027)]