57321719

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 75066264

約数和(自身を除く): 17744545

約数列:

[1, 7, 13, 29, 49, 91, 107, 203, 377, 637, 749, 841, 1391, 1421, 2639, 3103, 5243, 5887, 9737, 10933, 18473, 21721, 40339, 41209, 68159, 76531, 89987, 152047, 282373, 535717, 629909, 1169831, 1976611, 4409363, 8188817, 57321719]

約数ペア:

[(1, 57321719), (7, 8188817), (13, 4409363), (29, 1976611), (49, 1169831), (91, 629909), (107, 535717), (203, 282373), (377, 152047), (637, 89987), (749, 76531), (841, 68159), (1391, 41209), (1421, 40339), (2639, 21721), (3103, 18473), (5243, 10933), (5887, 9737)]