258792318

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1301}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 576431856

約数和(自身を除く): 317639538

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 257, 258, 387, 514, 771, 774, 1301, 1542, 2313, 2602, 3903, 4626, 7806, 11051, 11709, 22102, 23418, 33153, 55943, 66306, 99459, 111886, 167829, 198918, 334357, 335658, 503487, 668714, 1003071, 1006974, 2006142, 3009213, 6018426, 14377351, 28754702, 43132053, 86264106, 129396159, 258792318]

約数ペア:

[(1, 258792318), (2, 129396159), (3, 86264106), (6, 43132053), (9, 28754702), (18, 14377351), (43, 6018426), (86, 3009213), (129, 2006142), (257, 1006974), (258, 1003071), (387, 668714), (514, 503487), (771, 335658), (774, 334357), (1301, 198918), (1542, 167829), (2313, 111886), (2602, 99459), (3903, 66306), (4626, 55943), (7806, 33153), (11051, 23418), (11709, 22102)]