997833277

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 1198842624

約数和(自身を除く): 201009347

約数列:

[1, 7, 41, 73, 97, 287, 491, 511, 679, 2993, 3437, 3977, 7081, 20131, 20951, 27839, 35843, 47627, 49567, 140917, 250901, 290321, 333389, 1469563, 1952707, 2032247, 3476771, 10286941, 13668949, 24337397, 142547611, 997833277]

約数ペア:

[(1, 997833277), (7, 142547611), (41, 24337397), (73, 13668949), (97, 10286941), (287, 3476771), (491, 2032247), (511, 1952707), (679, 1469563), (2993, 333389), (3437, 290321), (3977, 250901), (7081, 140917), (20131, 49567), (20951, 47627), (27839, 35843)]