1215205026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{672871}}^1$

素因数の和:672926

約数の個数: 32

約数和(自身を含む): 2842211328

約数和(自身を除く): 1627006302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 672871, 1345742, 2018613, 4037226, 4710097, 9420194, 14130291, 28260582, 28933453, 57866906, 86800359, 173600718, 202534171, 405068342, 607602513, 1215205026]

約数ペア:

[(1, 1215205026), (2, 607602513), (3, 405068342), (6, 202534171), (7, 173600718), (14, 86800359), (21, 57866906), (42, 28933453), (43, 28260582), (86, 14130291), (129, 9420194), (258, 4710097), (301, 4037226), (602, 2018613), (903, 1345742), (1806, 672871)]