42917121

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 70436520

約数和(自身を除く): 27519399

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 351, 477, 689, 769, 1053, 1431, 2067, 2307, 4293, 6201, 6921, 9997, 18603, 20763, 29991, 40757, 55809, 62289, 89973, 122271, 269919, 366813, 529841, 809757, 1100439, 1589523, 3301317, 4768569, 14305707, 42917121]

約数ペア:

[(1, 42917121), (3, 14305707), (9, 4768569), (13, 3301317), (27, 1589523), (39, 1100439), (53, 809757), (81, 529841), (117, 366813), (159, 269919), (351, 122271), (477, 89973), (689, 62289), (769, 55809), (1053, 40757), (1431, 29991), (2067, 20763), (2307, 18603), (4293, 9997), (6201, 6921)]