12709455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 24634368

約数和(自身を除く): 11924913

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 197, 253, 255, 345, 391, 561, 591, 759, 935, 985, 1173, 1265, 1955, 2167, 2805, 2955, 3349, 3795, 4301, 4531, 5865, 6501, 10047, 10835, 12903, 13593, 16745, 21505, 22655, 32505, 36839, 49841, 50235, 64515, 67965, 77027, 110517, 149523, 184195, 231081, 249205, 385135, 552585, 747615, 847297, 1155405, 2541891, 4236485, 12709455]

約数ペア:

[(1, 12709455), (3, 4236485), (5, 2541891), (11, 1155405), (15, 847297), (17, 747615), (23, 552585), (33, 385135), (51, 249205), (55, 231081), (69, 184195), (85, 149523), (115, 110517), (165, 77027), (187, 67965), (197, 64515), (253, 50235), (255, 49841), (345, 36839), (391, 32505), (561, 22655), (591, 21505), (759, 16745), (935, 13593), (985, 12903), (1173, 10835), (1265, 10047), (1955, 6501), (2167, 5865), (2805, 4531), (2955, 4301), (3349, 3795)]