31659339

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 49158144

約数和(自身を除く): 17498805

約数列:

[1, 3, 19, 23, 31, 41, 57, 69, 93, 123, 361, 437, 589, 713, 779, 943, 1083, 1271, 1311, 1767, 2139, 2337, 2829, 3813, 8303, 11191, 13547, 14801, 17917, 24149, 24909, 29233, 33573, 40641, 44403, 53751, 72447, 87699, 257393, 340423, 458831, 555427, 772179, 1021269, 1376493, 1666281, 10553113, 31659339]

約数ペア:

[(1, 31659339), (3, 10553113), (19, 1666281), (23, 1376493), (31, 1021269), (41, 772179), (57, 555427), (69, 458831), (93, 340423), (123, 257393), (361, 87699), (437, 72447), (589, 53751), (713, 44403), (779, 40641), (943, 33573), (1083, 29233), (1271, 24909), (1311, 24149), (1767, 17917), (2139, 14801), (2337, 13547), (2829, 11191), (3813, 8303)]