137872490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{7489}}^1$

素因数の和:7766

約数の個数: 32

約数和(自身を含む): 284739840

約数和(自身を除く): 146867350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1841, 2630, 3682, 7489, 9205, 14978, 18410, 37445, 52423, 74890, 104846, 262115, 524230, 1969607, 3939214, 9848035, 13787249, 19696070, 27574498, 68936245, 137872490]

約数ペア:

[(1, 137872490), (2, 68936245), (5, 27574498), (7, 19696070), (10, 13787249), (14, 9848035), (35, 3939214), (70, 1969607), (263, 524230), (526, 262115), (1315, 104846), (1841, 74890), (2630, 52423), (3682, 37445), (7489, 18410), (9205, 14978)]