12904971

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 19334400

約数和(自身を除く): 6429429

約数列:

[1, 3, 19, 29, 37, 57, 87, 111, 211, 551, 633, 703, 1073, 1653, 2109, 3219, 4009, 6119, 7807, 12027, 18357, 20387, 23421, 61161, 116261, 148333, 226403, 348783, 444999, 679209, 4301657, 12904971]

約数ペア:

[(1, 12904971), (3, 4301657), (19, 679209), (29, 444999), (37, 348783), (57, 226403), (87, 148333), (111, 116261), (211, 61161), (551, 23421), (633, 20387), (703, 18357), (1073, 12027), (1653, 7807), (2109, 6119), (3219, 4009)]