68347809

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 102960000

約数和(自身を除く): 34612191

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 1179, 1999, 3799, 5997, 11397, 17991, 34191, 57971, 173913, 261869, 521739, 785607, 2356821, 7594201, 22782603, 68347809]

約数ペア:

[(1, 68347809), (3, 22782603), (9, 7594201), (29, 2356821), (87, 785607), (131, 521739), (261, 261869), (393, 173913), (1179, 57971), (1999, 34191), (3799, 17991), (5997, 11397)]