1990654001

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{1259}}^1\times {\mathrm{2111}}^1$

素因数の和:3484

約数の個数: 16

約数和(自身を含む): 2299207680

約数和(自身を除く): 308553679

約数列:

[1, 7, 107, 749, 1259, 2111, 8813, 14777, 134713, 225877, 942991, 1581139, 2657749, 18604243, 284379143, 1990654001]

約数ペア:

[(1, 1990654001), (7, 284379143), (107, 18604243), (749, 2657749), (1259, 1581139), (2111, 942991), (8813, 225877), (14777, 134713)]