12212977

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2508

約数の個数: 16

約数和(自身を含む): 15040512

約数和(自身を除く): 2827535

約数列:

[1, 7, 23, 31, 161, 217, 713, 2447, 4991, 17129, 56281, 75857, 393967, 530999, 1744711, 12212977]

約数ペア:

[(1, 12212977), (7, 1744711), (23, 530999), (31, 393967), (161, 75857), (217, 56281), (713, 17129), (2447, 4991)]