220137995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^3$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 333365760

約数和(自身を除く): 113227765

約数列:

[1, 5, 7, 11, 35, 55, 77, 83, 385, 415, 581, 913, 2905, 4565, 6391, 6889, 31955, 34445, 48223, 75779, 241115, 378895, 530453, 571787, 2652265, 2858935, 4002509, 6289657, 20012545, 31448285, 44027599, 220137995]

約数ペア:

[(1, 220137995), (5, 44027599), (7, 31448285), (11, 20012545), (35, 6289657), (55, 4002509), (77, 2858935), (83, 2652265), (385, 571787), (415, 530453), (581, 378895), (913, 241115), (2905, 75779), (4565, 48223), (6391, 34445), (6889, 31955)]