2168778865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{10987}}^1$

素因数の和:11137

約数の個数: 32

約数和(自身を含む): 2946190464

約数和(自身を除く): 777411599

約数列:

[1, 5, 11, 37, 55, 97, 185, 407, 485, 1067, 2035, 3589, 5335, 10987, 17945, 39479, 54935, 120857, 197395, 406519, 604285, 1065739, 2032595, 4471709, 5328695, 11723129, 22358545, 39432343, 58615645, 197161715, 433755773, 2168778865]

約数ペア:

[(1, 2168778865), (5, 433755773), (11, 197161715), (37, 58615645), (55, 39432343), (97, 22358545), (185, 11723129), (407, 5328695), (485, 4471709), (1067, 2032595), (2035, 1065739), (3589, 604285), (5335, 406519), (10987, 197395), (17945, 120857), (39479, 54935)]