8143821

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 14217984

約数和(自身を除く): 6074163

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 271, 371, 477, 567, 813, 1113, 1431, 1897, 2439, 3339, 4293, 5691, 7317, 10017, 14363, 17073, 21951, 30051, 43089, 51219, 100541, 129267, 153657, 301623, 387801, 904869, 1163403, 2714607, 8143821]

約数ペア:

[(1, 8143821), (3, 2714607), (7, 1163403), (9, 904869), (21, 387801), (27, 301623), (53, 153657), (63, 129267), (81, 100541), (159, 51219), (189, 43089), (271, 30051), (371, 21951), (477, 17073), (567, 14363), (813, 10017), (1113, 7317), (1431, 5691), (1897, 4293), (2439, 3339)]