243898193

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3877}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 327613440

約数和(自身を除く): 83715247

約数列:

[1, 7, 11, 19, 43, 77, 133, 209, 301, 473, 817, 1463, 3311, 3877, 5719, 8987, 27139, 42647, 62909, 73663, 166711, 298529, 515641, 810293, 1166977, 1833821, 3167509, 5672051, 12836747, 22172563, 34842599, 243898193]

約数ペア:

[(1, 243898193), (7, 34842599), (11, 22172563), (19, 12836747), (43, 5672051), (77, 3167509), (133, 1833821), (209, 1166977), (301, 810293), (473, 515641), (817, 298529), (1463, 166711), (3311, 73663), (3877, 62909), (5719, 42647), (8987, 27139)]