38403261

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 27398979

約数列:

[1, 3, 9, 13, 23, 27, 39, 67, 69, 71, 117, 201, 207, 213, 299, 351, 603, 621, 639, 871, 897, 923, 1541, 1633, 1809, 1917, 2613, 2691, 2769, 4623, 4757, 4899, 7839, 8073, 8307, 13869, 14271, 14697, 20033, 21229, 23517, 24921, 41607, 42813, 44091, 60099, 61841, 63687, 109411, 128439, 180297, 185523, 191061, 328233, 540891, 556569, 573183, 984699, 1422343, 1669707, 2954097, 4267029, 12801087, 38403261]

約数ペア:

[(1, 38403261), (3, 12801087), (9, 4267029), (13, 2954097), (23, 1669707), (27, 1422343), (39, 984699), (67, 573183), (69, 556569), (71, 540891), (117, 328233), (201, 191061), (207, 185523), (213, 180297), (299, 128439), (351, 109411), (603, 63687), (621, 61841), (639, 60099), (871, 44091), (897, 42813), (923, 41607), (1541, 24921), (1633, 23517), (1809, 21229), (1917, 20033), (2613, 14697), (2691, 14271), (2769, 13869), (4623, 8307), (4757, 8073), (4899, 7839)]