890891134

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{192251}}^1$

素因数の和:192591

約数の個数: 16

約数和(自身を含む): 1531863936

約数和(自身を除く): 640972802

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4634, 192251, 384502, 1345757, 2691514, 63635081, 127270162, 445445567, 890891134]

約数ペア:

[(1, 890891134), (2, 445445567), (7, 127270162), (14, 63635081), (331, 2691514), (662, 1345757), (2317, 384502), (4634, 192251)]