210319417

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1922

約数の個数: 36

約数和(自身を含む): 283226160

約数和(自身を除く): 72906743

約数列:

[1, 7, 11, 19, 49, 77, 121, 133, 209, 539, 847, 931, 1463, 1867, 2299, 5929, 10241, 13069, 16093, 20537, 35473, 91483, 112651, 143759, 225907, 248311, 390203, 1006313, 1581349, 1738177, 2731421, 4292233, 11069443, 19119947, 30045631, 210319417]

約数ペア:

[(1, 210319417), (7, 30045631), (11, 19119947), (19, 11069443), (49, 4292233), (77, 2731421), (121, 1738177), (133, 1581349), (209, 1006313), (539, 390203), (847, 248311), (931, 225907), (1463, 143759), (1867, 112651), (2299, 91483), (5929, 35473), (10241, 20537), (13069, 16093)]