121855679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 142488192

約数和(自身を除く): 20632513

約数列:

[1, 11, 23, 43, 253, 473, 487, 529, 989, 5357, 5819, 10879, 11201, 20941, 22747, 123211, 230351, 250217, 257623, 481643, 2833853, 5298073, 11077789, 121855679]

約数ペア:

[(1, 121855679), (11, 11077789), (23, 5298073), (43, 2833853), (253, 481643), (473, 257623), (487, 250217), (529, 230351), (989, 123211), (5357, 22747), (5819, 20941), (10879, 11201)]