64854783

素因数分解:

$3^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 115200000

約数和(自身を除く): 50345217

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 149, 189, 329, 343, 423, 441, 447, 987, 1029, 1043, 1269, 1323, 1341, 2303, 2961, 3087, 3129, 4023, 6909, 7003, 7301, 8883, 9261, 9387, 16121, 20727, 21009, 21903, 28161, 48363, 49021, 51107, 62181, 63027, 65709, 145089, 147063, 153321, 189081, 197127, 343147, 435267, 441189, 459963, 1029441, 1323567, 1379889, 2402029, 3088323, 7206087, 9264969, 21618261, 64854783]

約数ペア:

[(1, 64854783), (3, 21618261), (7, 9264969), (9, 7206087), (21, 3088323), (27, 2402029), (47, 1379889), (49, 1323567), (63, 1029441), (141, 459963), (147, 441189), (149, 435267), (189, 343147), (329, 197127), (343, 189081), (423, 153321), (441, 147063), (447, 145089), (987, 65709), (1029, 63027), (1043, 62181), (1269, 51107), (1323, 49021), (1341, 48363), (2303, 28161), (2961, 21903), (3087, 21009), (3129, 20727), (4023, 16121), (6909, 9387), (7003, 9261), (7301, 8883)]