731115216

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{390553}}^1$

素因数の和:390580

約数の個数: 60

約数和(自身を含む): 2203505668

約数和(自身を除く): 1472390452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 390553, 781106, 1171659, 1562212, 2343318, 3124424, 3514977, 4686636, 5077189, 6248848, 7029954, 9373272, 10154378, 14059908, 15231567, 18746544, 20308756, 28119816, 30463134, 40617512, 45694701, 56239632, 60926268, 81235024, 91389402, 121852536, 182778804, 243705072, 365557608, 731115216]

約数ペア:

[(1, 731115216), (2, 365557608), (3, 243705072), (4, 182778804), (6, 121852536), (8, 91389402), (9, 81235024), (12, 60926268), (13, 56239632), (16, 45694701), (18, 40617512), (24, 30463134), (26, 28119816), (36, 20308756), (39, 18746544), (48, 15231567), (52, 14059908), (72, 10154378), (78, 9373272), (104, 7029954), (117, 6248848), (144, 5077189), (156, 4686636), (208, 3514977), (234, 3124424), (312, 2343318), (468, 1562212), (624, 1171659), (936, 781106), (1872, 390553)]