81568578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149393}}^1$

素因数の和:149418

約数の個数: 32

約数和(自身を含む): 200785536

約数和(自身を除く): 119216958

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 149393, 298786, 448179, 896358, 1045751, 1942109, 2091502, 3137253, 3884218, 5826327, 6274506, 11652654, 13594763, 27189526, 40784289, 81568578]

約数ペア:

[(1, 81568578), (2, 40784289), (3, 27189526), (6, 13594763), (7, 11652654), (13, 6274506), (14, 5826327), (21, 3884218), (26, 3137253), (39, 2091502), (42, 1942109), (78, 1045751), (91, 896358), (182, 448179), (273, 298786), (546, 149393)]