81210955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3329}}^1$

素因数の和:3399

約数の個数: 32

約数和(自身を含む): 120839040

約数和(自身を除く): 39628085

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 1435, 3329, 3485, 4879, 16645, 23303, 24395, 56593, 116515, 136489, 282965, 396151, 682445, 955423, 1980755, 2320313, 4777115, 11601565, 16242191, 81210955]

約数ペア:

[(1, 81210955), (5, 16242191), (7, 11601565), (17, 4777115), (35, 2320313), (41, 1980755), (85, 955423), (119, 682445), (205, 396151), (287, 282965), (595, 136489), (697, 116515), (1435, 56593), (3329, 24395), (3485, 23303), (4879, 16645)]