28701474837

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{3623}}^1$

素因数の和:3990

約数の個数: 64

約数和(自身を含む): 46372356096

約数和(自身を除く): 17670881259

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 283, 301, 651, 849, 903, 1333, 1981, 3623, 3999, 5943, 8773, 9331, 10869, 12169, 25361, 26319, 27993, 36507, 61411, 76083, 85183, 112313, 155789, 184233, 255549, 336939, 377239, 467367, 786191, 1025309, 1090523, 1131717, 2358573, 2640673, 3075927, 3271569, 4829459, 7177163, 7922019, 14488377, 21531489, 31784579, 33806213, 44088287, 95353737, 101418639, 132264861, 222492053, 308618009, 667476159, 925854027, 1366736897, 4100210691, 9567158279, 28701474837]

約数ペア:

[(1, 28701474837), (3, 9567158279), (7, 4100210691), (21, 1366736897), (31, 925854027), (43, 667476159), (93, 308618009), (129, 222492053), (217, 132264861), (283, 101418639), (301, 95353737), (651, 44088287), (849, 33806213), (903, 31784579), (1333, 21531489), (1981, 14488377), (3623, 7922019), (3999, 7177163), (5943, 4829459), (8773, 3271569), (9331, 3075927), (10869, 2640673), (12169, 2358573), (25361, 1131717), (26319, 1090523), (27993, 1025309), (36507, 786191), (61411, 467367), (76083, 377239), (85183, 336939), (112313, 255549), (155789, 184233)]