257550822

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{1237}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 573590160

約数和(自身を除く): 316039338

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 269, 387, 538, 774, 807, 1237, 1614, 2421, 2474, 3711, 4842, 7422, 11133, 11567, 22266, 23134, 34701, 53191, 69402, 104103, 106382, 159573, 208206, 319146, 332753, 478719, 665506, 957438, 998259, 1996518, 2994777, 5989554, 14308379, 28616758, 42925137, 85850274, 128775411, 257550822]

約数ペア:

[(1, 257550822), (2, 128775411), (3, 85850274), (6, 42925137), (9, 28616758), (18, 14308379), (43, 5989554), (86, 2994777), (129, 1996518), (258, 998259), (269, 957438), (387, 665506), (538, 478719), (774, 332753), (807, 319146), (1237, 208206), (1614, 159573), (2421, 106382), (2474, 104103), (3711, 69402), (4842, 53191), (7422, 34701), (11133, 23134), (11567, 22266)]