637102570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4900789}}^1$

素因数の和:4900809

約数の個数: 16

約数和(自身を含む): 1234999080

約数和(自身を除く): 597896510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4900789, 9801578, 24503945, 49007890, 63710257, 127420514, 318551285, 637102570]

約数ペア:

[(1, 637102570), (2, 318551285), (5, 127420514), (10, 63710257), (13, 49007890), (26, 24503945), (65, 9801578), (130, 4900789)]