261317534401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{64032721}}^1$

素因数の和:64032792

約数の個数: 16

約数和(自身を含む): 331945630848

約数和(自身を除く): 70628096447

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 64032721, 448229047, 704359931, 3393734213, 4930519517, 23756139491, 37331076343, 261317534401]

約数ペア:

[(1, 261317534401), (7, 37331076343), (11, 23756139491), (53, 4930519517), (77, 3393734213), (371, 704359931), (583, 448229047), (4081, 64032721)]