248910111

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 376992000

約数和(自身を除く): 128081889

約数列:

[1, 3, 9, 27, 83, 109, 249, 327, 747, 981, 1019, 2241, 2943, 3057, 9047, 9171, 27141, 27513, 81423, 84577, 111071, 244269, 253731, 333213, 761193, 999639, 2283579, 2998917, 9218893, 27656679, 82970037, 248910111]

約数ペア:

[(1, 248910111), (3, 82970037), (9, 27656679), (27, 9218893), (83, 2998917), (109, 2283579), (249, 999639), (327, 761193), (747, 333213), (981, 253731), (1019, 244269), (2241, 111071), (2943, 84577), (3057, 81423), (9047, 27513), (9171, 27141)]