63949990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491923}}^1$

素因数の和:491943

約数の個数: 16

約数和(自身を含む): 123964848

約数和(自身を除く): 60014858

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 491923, 983846, 2459615, 4919230, 6394999, 12789998, 31974995, 63949990]

約数ペア:

[(1, 63949990), (2, 31974995), (5, 12789998), (10, 6394999), (13, 4919230), (26, 2459615), (65, 983846), (130, 491923)]