56521712

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{20903}}^1$

素因数の和:20937

約数の個数: 30

約数和(自身を含む): 118588392

約数和(自身を除く): 62066680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 20903, 41806, 83612, 167224, 271739, 334448, 543478, 1086956, 2173912, 3532607, 4347824, 7065214, 14130428, 28260856, 56521712]

約数ペア:

[(1, 56521712), (2, 28260856), (4, 14130428), (8, 7065214), (13, 4347824), (16, 3532607), (26, 2173912), (52, 1086956), (104, 543478), (169, 334448), (208, 271739), (338, 167224), (676, 83612), (1352, 41806), (2704, 20903)]