261611306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^2$

素因数の和:1066

約数の個数: 24

約数和(自身を含む): 438070464

約数和(自身を除く): 176459158

約数列:

[1, 2, 11, 22, 47, 94, 503, 517, 1006, 1034, 5533, 11066, 23641, 47282, 253009, 260051, 506018, 520102, 2783099, 5566198, 11891423, 23782846, 130805653, 261611306]

約数ペア:

[(1, 261611306), (2, 130805653), (11, 23782846), (22, 11891423), (47, 5566198), (94, 2783099), (503, 520102), (517, 506018), (1006, 260051), (1034, 253009), (5533, 47282), (11066, 23641)]