56728503

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6829}}^1$

素因数の和:6919

約数の個数: 24

約数和(自身を含む): 89500320

約数和(自身を除く): 32771817

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 6829, 8307, 20487, 61461, 88777, 266331, 484859, 798993, 1454577, 4363731, 6303167, 18909501, 56728503]

約数ペア:

[(1, 56728503), (3, 18909501), (9, 6303167), (13, 4363731), (39, 1454577), (71, 798993), (117, 484859), (213, 266331), (639, 88777), (923, 61461), (2769, 20487), (6829, 8307)]