890020509

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1367159}}^1$

素因数の和:1367200

約数の個数: 16

約数和(自身を含む): 1399971840

約数和(自身を除く): 509951331

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1367159, 4101477, 9570113, 28710339, 42381929, 127145787, 296673503, 890020509]

約数ペア:

[(1, 890020509), (3, 296673503), (7, 127145787), (21, 42381929), (31, 28710339), (93, 9570113), (217, 4101477), (651, 1367159)]