38553489

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 68302080

約数和(自身を除く): 29748591

約数列:

[1, 3, 9, 13, 19, 27, 39, 41, 47, 57, 81, 117, 123, 141, 171, 247, 351, 369, 423, 513, 533, 611, 741, 779, 893, 1053, 1107, 1269, 1539, 1599, 1833, 1927, 2223, 2337, 2679, 3321, 3807, 4797, 5499, 5781, 6669, 7011, 8037, 10127, 11609, 14391, 16497, 17343, 20007, 21033, 24111, 25051, 30381, 34827, 36613, 43173, 49491, 52029, 63099, 72333, 75153, 91143, 104481, 109839, 156087, 225459, 273429, 313443, 329517, 475969, 676377, 820287, 940329, 988551, 1427907, 2029131, 2965653, 4283721, 12851163, 38553489]

約数ペア:

[(1, 38553489), (3, 12851163), (9, 4283721), (13, 2965653), (19, 2029131), (27, 1427907), (39, 988551), (41, 940329), (47, 820287), (57, 676377), (81, 475969), (117, 329517), (123, 313443), (141, 273429), (171, 225459), (247, 156087), (351, 109839), (369, 104481), (423, 91143), (513, 75153), (533, 72333), (611, 63099), (741, 52029), (779, 49491), (893, 43173), (1053, 36613), (1107, 34827), (1269, 30381), (1539, 25051), (1599, 24111), (1833, 21033), (1927, 20007), (2223, 17343), (2337, 16497), (2679, 14391), (3321, 11609), (3807, 10127), (4797, 8037), (5499, 7011), (5781, 6669)]