47915739

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 81100800

約数和(自身を除く): 33185061

約数列:

[1, 3, 9, 19, 23, 27, 31, 57, 69, 93, 131, 171, 207, 279, 393, 437, 513, 589, 621, 713, 837, 1179, 1311, 1767, 2139, 2489, 3013, 3537, 3933, 4061, 5301, 6417, 7467, 9039, 11799, 12183, 13547, 15903, 19251, 22401, 27117, 36549, 40641, 57247, 67203, 77159, 81351, 93403, 109647, 121923, 171741, 231477, 280209, 365769, 515223, 694431, 840627, 1545669, 1774657, 2083293, 2521881, 5323971, 15971913, 47915739]

約数ペア:

[(1, 47915739), (3, 15971913), (9, 5323971), (19, 2521881), (23, 2083293), (27, 1774657), (31, 1545669), (57, 840627), (69, 694431), (93, 515223), (131, 365769), (171, 280209), (207, 231477), (279, 171741), (393, 121923), (437, 109647), (513, 93403), (589, 81351), (621, 77159), (713, 67203), (837, 57247), (1179, 40641), (1311, 36549), (1767, 27117), (2139, 22401), (2489, 19251), (3013, 15903), (3537, 13547), (3933, 12183), (4061, 11799), (5301, 9039), (6417, 7467)]