1687966306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{3257}}^1$

素因数の和:3946

約数の個数: 32

約数和(自身を含む): 2819916288

約数和(自身を除く): 1131949982

約数列:

[1, 2, 13, 26, 31, 62, 403, 643, 806, 1286, 3257, 6514, 8359, 16718, 19933, 39866, 42341, 84682, 100967, 201934, 259129, 518258, 1312571, 2094251, 2625142, 4188502, 27225263, 54450526, 64921781, 129843562, 843983153, 1687966306]

約数ペア:

[(1, 1687966306), (2, 843983153), (13, 129843562), (26, 64921781), (31, 54450526), (62, 27225263), (403, 4188502), (643, 2625142), (806, 2094251), (1286, 1312571), (3257, 518258), (6514, 259129), (8359, 201934), (16718, 100967), (19933, 84682), (39866, 42341)]