80234739

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 137894400

約数和(自身を除く): 57659661

約数列:

[1, 3, 9, 13, 19, 27, 39, 53, 57, 117, 159, 171, 227, 247, 351, 477, 513, 681, 689, 741, 1007, 1431, 2043, 2067, 2223, 2951, 3021, 4313, 6129, 6201, 6669, 8853, 9063, 12031, 12939, 13091, 18603, 26559, 27189, 36093, 38817, 39273, 56069, 79677, 108279, 116451, 117819, 156403, 168207, 228589, 324837, 353457, 469209, 504621, 685767, 1407627, 1513863, 2057301, 2971657, 4222881, 6171903, 8914971, 26744913, 80234739]

約数ペア:

[(1, 80234739), (3, 26744913), (9, 8914971), (13, 6171903), (19, 4222881), (27, 2971657), (39, 2057301), (53, 1513863), (57, 1407627), (117, 685767), (159, 504621), (171, 469209), (227, 353457), (247, 324837), (351, 228589), (477, 168207), (513, 156403), (681, 117819), (689, 116451), (741, 108279), (1007, 79677), (1431, 56069), (2043, 39273), (2067, 38817), (2223, 36093), (2951, 27189), (3021, 26559), (4313, 18603), (6129, 13091), (6201, 12939), (6669, 12031), (8853, 9063)]