90781207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21107}}^1$

素因数の和:21158

約数の個数: 16

約数和(自身を含む): 109423872

約数和(自身を除く): 18642665

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 21107, 232177, 358819, 485461, 3947009, 5340071, 8252837, 90781207]

約数ペア:

[(1, 90781207), (11, 8252837), (17, 5340071), (23, 3947009), (187, 485461), (253, 358819), (391, 232177), (4301, 21107)]