28090315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1543}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 36907776

約数和(自身を除く): 8817461

約数列:

[1, 5, 11, 55, 331, 1543, 1655, 3641, 7715, 16973, 18205, 84865, 510733, 2553665, 5618063, 28090315]

約数ペア:

[(1, 28090315), (5, 5618063), (11, 2553665), (55, 510733), (331, 84865), (1543, 18205), (1655, 16973), (3641, 7715)]