389670393

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{5011}}^1$

素因数の和:5074

約数の個数: 36

約数和(自身を含む): 631933008

約数和(自身を除く): 242262615

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 529, 1127, 1587, 3381, 3703, 5011, 11109, 15033, 25921, 35077, 77763, 105231, 115253, 245539, 345759, 736617, 806771, 2420313, 2650819, 5647397, 7952457, 16942191, 18555733, 55667199, 129890131, 389670393]

約数ペア:

[(1, 389670393), (3, 129890131), (7, 55667199), (21, 18555733), (23, 16942191), (49, 7952457), (69, 5647397), (147, 2650819), (161, 2420313), (483, 806771), (529, 736617), (1127, 345759), (1587, 245539), (3381, 115253), (3703, 105231), (5011, 77763), (11109, 35077), (15033, 25921)]