91449490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5981}}^1$

素因数の和:6138

約数の個数: 32

約数和(自身を含む): 180895680

約数和(自身を除く): 89446190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 5981, 7645, 11962, 15290, 29905, 59810, 65791, 131582, 328955, 657910, 831359, 1662718, 4156795, 8313590, 9144949, 18289898, 45724745, 91449490]

約数ペア:

[(1, 91449490), (2, 45724745), (5, 18289898), (10, 9144949), (11, 8313590), (22, 4156795), (55, 1662718), (110, 831359), (139, 657910), (278, 328955), (695, 131582), (1390, 65791), (1529, 59810), (3058, 29905), (5981, 15290), (7645, 11962)]