42638071

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 52669440

約数和(自身を除く): 10031369

約数列:

[1, 7, 19, 47, 133, 329, 359, 361, 893, 2513, 2527, 6251, 6821, 16873, 16967, 47747, 118111, 118769, 129599, 320587, 907193, 2244109, 6091153, 42638071]

約数ペア:

[(1, 42638071), (7, 6091153), (19, 2244109), (47, 907193), (133, 320587), (329, 129599), (359, 118769), (361, 118111), (893, 47747), (2513, 16967), (2527, 16873), (6251, 6821)]