26679995

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4082

約数の個数: 16

約数和(自身を含む): 33825792

約数和(自身を除く): 7145797

約数列:

[1, 5, 31, 43, 155, 215, 1333, 4003, 6665, 20015, 124093, 172129, 620465, 860645, 5335999, 26679995]

約数ペア:

[(1, 26679995), (5, 5335999), (31, 860645), (43, 620465), (155, 172129), (215, 124093), (1333, 20015), (4003, 6665)]