27739478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 48009024

約数和(自身を除く): 20269546

約数列:

[1, 2, 13, 17, 26, 34, 97, 194, 221, 442, 647, 1261, 1294, 1649, 2522, 3298, 8411, 10999, 16822, 21437, 21998, 42874, 62759, 125518, 142987, 285974, 815867, 1066903, 1631734, 2133806, 13869739, 27739478]

約数ペア:

[(1, 27739478), (2, 13869739), (13, 2133806), (17, 1631734), (26, 1066903), (34, 815867), (97, 285974), (194, 142987), (221, 125518), (442, 62759), (647, 42874), (1261, 21998), (1294, 21437), (1649, 16822), (2522, 10999), (3298, 8411)]