3977890565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{112481}}^1$

素因数の和:113140

約数の個数: 16

約数和(自身を含む): 5215565376

約数和(自身を除く): 1237674811

約数列:

[1, 5, 11, 55, 643, 3215, 7073, 35365, 112481, 562405, 1237291, 6186455, 72325283, 361626415, 795578113, 3977890565]

約数ペア:

[(1, 3977890565), (5, 795578113), (11, 361626415), (55, 72325283), (643, 6186455), (3215, 1237291), (7073, 562405), (35365, 112481)]