233231859

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 420249600

約数和(自身を除く): 187017741

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 107, 133, 171, 189, 321, 399, 513, 607, 749, 963, 1197, 1821, 2033, 2247, 2889, 3591, 4249, 5463, 6099, 6741, 11533, 12747, 14231, 16389, 18297, 20223, 34599, 38241, 42693, 54891, 64949, 80731, 103797, 114723, 128079, 194847, 242193, 311391, 384237, 454643, 584541, 726579, 1234031, 1363929, 1753623, 2179737, 3702093, 4091787, 8638217, 11106279, 12275361, 25914651, 33318837, 77743953, 233231859]

約数ペア:

[(1, 233231859), (3, 77743953), (7, 33318837), (9, 25914651), (19, 12275361), (21, 11106279), (27, 8638217), (57, 4091787), (63, 3702093), (107, 2179737), (133, 1753623), (171, 1363929), (189, 1234031), (321, 726579), (399, 584541), (513, 454643), (607, 384237), (749, 311391), (963, 242193), (1197, 194847), (1821, 128079), (2033, 114723), (2247, 103797), (2889, 80731), (3591, 64949), (4249, 54891), (5463, 42693), (6099, 38241), (6741, 34599), (11533, 20223), (12747, 18297), (14231, 16389)]