214976307

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18313}}^1$

素因数の和:18379

約数の個数: 32

約数和(自身を含む): 361005568

約数和(自身を除く): 146029261

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 18313, 54939, 128191, 238069, 384573, 714207, 787459, 1666483, 2362377, 4999449, 5512213, 10236967, 16536639, 30710901, 71658769, 214976307]

約数ペア:

[(1, 214976307), (3, 71658769), (7, 30710901), (13, 16536639), (21, 10236967), (39, 5512213), (43, 4999449), (91, 2362377), (129, 1666483), (273, 787459), (301, 714207), (559, 384573), (903, 238069), (1677, 128191), (3913, 54939), (11739, 18313)]