258660766

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1421213}}^1$

素因数の和:1421235

約数の個数: 16

約数和(自身を含む): 477527904

約数和(自身を除く): 218867138

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 1421213, 2842426, 9948491, 18475769, 19896982, 36951538, 129330383, 258660766]

約数ペア:

[(1, 258660766), (2, 129330383), (7, 36951538), (13, 19896982), (14, 18475769), (26, 9948491), (91, 2842426), (182, 1421213)]