391926129

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{982271}}^1$

素因数の和:982300

約数の個数: 16

約数和(自身を含む): 628654080

約数和(自身を除く): 236727951

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 982271, 2946813, 6875897, 18663149, 20627691, 55989447, 130642043, 391926129]

約数ペア:

[(1, 391926129), (3, 130642043), (7, 55989447), (19, 20627691), (21, 18663149), (57, 6875897), (133, 2946813), (399, 982271)]