13880349

素因数分解:

$3^3\times 7^1\times {\mathrm{271}}^2$

素因数の和:558

約数の個数: 24

約数和(自身を含む): 23588160

約数和(自身を除く): 9707811

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 271, 813, 1897, 2439, 5691, 7317, 17073, 51219, 73441, 220323, 514087, 660969, 1542261, 1982907, 4626783, 13880349]

約数ペア:

[(1, 13880349), (3, 4626783), (7, 1982907), (9, 1542261), (21, 660969), (27, 514087), (63, 220323), (189, 73441), (271, 51219), (813, 17073), (1897, 7317), (2439, 5691)]