28861113

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6857}}^1$

素因数の和:6944

約数の個数: 16

約数和(自身を含む): 40818816

約数和(自身を除く): 11957703

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 6857, 20571, 157711, 418277, 473133, 1254831, 9620371, 28861113]

約数ペア:

[(1, 28861113), (3, 9620371), (23, 1254831), (61, 473133), (69, 418277), (183, 157711), (1403, 20571), (4209, 6857)]