289387906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 468799488

約数和(自身を除く): 179411582

約数列:

[1, 2, 17, 34, 71, 142, 313, 383, 626, 766, 1207, 2414, 5321, 6511, 10642, 13022, 22223, 27193, 44446, 54386, 119879, 239758, 377791, 462281, 755582, 924562, 2037943, 4075886, 8511409, 17022818, 144693953, 289387906]

約数ペア:

[(1, 289387906), (2, 144693953), (17, 17022818), (34, 8511409), (71, 4075886), (142, 2037943), (313, 924562), (383, 755582), (626, 462281), (766, 377791), (1207, 239758), (2414, 119879), (5321, 54386), (6511, 44446), (10642, 27193), (13022, 22223)]