87681972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{149119}}^1$

素因数の和:149140

約数の個数: 36

約数和(自身を含む): 237995520

約数和(自身を除く): 150313548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 149119, 298238, 447357, 596476, 894714, 1043833, 1789428, 2087666, 3131499, 4175332, 6262998, 7306831, 12525996, 14613662, 21920493, 29227324, 43840986, 87681972]

約数ペア:

[(1, 87681972), (2, 43840986), (3, 29227324), (4, 21920493), (6, 14613662), (7, 12525996), (12, 7306831), (14, 6262998), (21, 4175332), (28, 3131499), (42, 2087666), (49, 1789428), (84, 1043833), (98, 894714), (147, 596476), (196, 447357), (294, 298238), (588, 149119)]