1280887071

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{27107}}^1$

素因数の和:27958

約数の個数: 16

約数和(自身を含む): 1799971200

約数和(自身を除く): 519084129

約数列:

[1, 3, 19, 57, 829, 2487, 15751, 27107, 47253, 81321, 515033, 1545099, 22471703, 67415109, 426962357, 1280887071]

約数ペア:

[(1, 1280887071), (3, 426962357), (19, 67415109), (57, 22471703), (829, 1545099), (2487, 515033), (15751, 81321), (27107, 47253)]