16534427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 21880320

約数和(自身を除く): 5345893

約数列:

[1, 7, 13, 19, 73, 91, 131, 133, 247, 511, 917, 949, 1387, 1703, 1729, 2489, 6643, 9563, 9709, 11921, 17423, 18031, 32357, 66941, 124319, 126217, 181697, 226499, 870233, 1271879, 2362061, 16534427]

約数ペア:

[(1, 16534427), (7, 2362061), (13, 1271879), (19, 870233), (73, 226499), (91, 181697), (131, 126217), (133, 124319), (247, 66941), (511, 32357), (917, 18031), (949, 17423), (1387, 11921), (1703, 9709), (1729, 9563), (2489, 6643)]