12720389402

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29309653}}^1$

素因数の和:29309693

約数の個数: 16

約数和(自身を含む): 22509814272

約数和(自身を除く): 9789424870

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 29309653, 58619306, 205167571, 410335142, 908599243, 1817198486, 6360194701, 12720389402]

約数ペア:

[(1, 12720389402), (2, 6360194701), (7, 1817198486), (14, 908599243), (31, 410335142), (62, 205167571), (217, 58619306), (434, 29309653)]