213228925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4933}}^1$

素因数の和:4982

約数の個数: 48

約数和(自身を含む): 342616960

約数和(自身を除く): 129388035

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 455, 475, 665, 1235, 1729, 2275, 3325, 4933, 6175, 8645, 24665, 34531, 43225, 64129, 93727, 123325, 172655, 320645, 448903, 468635, 656089, 863275, 1218451, 1603225, 2244515, 2343175, 3280445, 6092255, 8529157, 11222575, 16402225, 30461275, 42645785, 213228925]

約数ペア:

[(1, 213228925), (5, 42645785), (7, 30461275), (13, 16402225), (19, 11222575), (25, 8529157), (35, 6092255), (65, 3280445), (91, 2343175), (95, 2244515), (133, 1603225), (175, 1218451), (247, 863275), (325, 656089), (455, 468635), (475, 448903), (665, 320645), (1235, 172655), (1729, 123325), (2275, 93727), (3325, 64129), (4933, 43225), (6175, 34531), (8645, 24665)]