197263017

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107971}}^1$

素因数の和:108013

約数の個数: 24

約数和(自身を含む): 336872640

約数和(自身を除く): 139609623

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 107971, 323913, 755797, 971739, 2267391, 3131159, 6802173, 9393477, 21918113, 28180431, 65754339, 197263017]

約数ペア:

[(1, 197263017), (3, 65754339), (7, 28180431), (9, 21918113), (21, 9393477), (29, 6802173), (63, 3131159), (87, 2267391), (203, 971739), (261, 755797), (609, 323913), (1827, 107971)]