16615691967

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1\times {\mathrm{19507}}^1$

素因数の和:20427

約数の個数: 32

約数和(自身を含む): 25889144832

約数和(自身を除く): 9273452865

約数列:

[1, 3, 7, 21, 47, 141, 329, 863, 987, 2589, 6041, 18123, 19507, 40561, 58521, 121683, 136549, 283927, 409647, 851781, 916829, 2750487, 6417803, 16834541, 19253409, 50503623, 117841787, 353525361, 791223427, 2373670281, 5538563989, 16615691967]

約数ペア:

[(1, 16615691967), (3, 5538563989), (7, 2373670281), (21, 791223427), (47, 353525361), (141, 117841787), (329, 50503623), (863, 19253409), (987, 16834541), (2589, 6417803), (6041, 2750487), (18123, 916829), (19507, 851781), (40561, 409647), (58521, 283927), (121683, 136549)]