181597801

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 245790720

約数和(自身を除く): 64192919

約数列:

[1, 7, 11, 19, 47, 77, 133, 139, 209, 329, 361, 517, 893, 973, 1463, 1529, 2527, 2641, 3619, 3971, 6251, 6533, 9823, 10703, 16967, 18487, 27797, 29051, 45731, 50179, 68761, 71863, 118769, 124127, 186637, 203357, 351253, 503041, 551969, 868889, 1306459, 1365397, 2358413, 3863783, 9557779, 16508891, 25942543, 181597801]

約数ペア:

[(1, 181597801), (7, 25942543), (11, 16508891), (19, 9557779), (47, 3863783), (77, 2358413), (133, 1365397), (139, 1306459), (209, 868889), (329, 551969), (361, 503041), (517, 351253), (893, 203357), (973, 186637), (1463, 124127), (1529, 118769), (2527, 71863), (2641, 68761), (3619, 50179), (3971, 45731), (6251, 29051), (6533, 27797), (9823, 18487), (10703, 16967)]