278345986209

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{653}}^1\times {\mathrm{1117}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 407774624400

約数和(自身を除く): 129428638191

約数列:

[1, 3, 9, 109, 327, 389, 653, 981, 1117, 1167, 1959, 3351, 3501, 5877, 10053, 42401, 71177, 121753, 127203, 213531, 254017, 365259, 381609, 434513, 640593, 729401, 762051, 1095777, 1303539, 2188203, 2286153, 3910617, 6564609, 27687853, 47361917, 79504709, 83063559, 142085751, 238514127, 249190677, 283736989, 426257253, 715542381, 851210967, 2553632901, 30927331801, 92781995403, 278345986209]

約数ペア:

[(1, 278345986209), (3, 92781995403), (9, 30927331801), (109, 2553632901), (327, 851210967), (389, 715542381), (653, 426257253), (981, 283736989), (1117, 249190677), (1167, 238514127), (1959, 142085751), (3351, 83063559), (3501, 79504709), (5877, 47361917), (10053, 27687853), (42401, 6564609), (71177, 3910617), (121753, 2286153), (127203, 2188203), (213531, 1303539), (254017, 1095777), (365259, 762051), (381609, 729401), (434513, 640593)]