12780985691

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1\times {\mathrm{6451}}^1$

素因数の和:7370

約数の個数: 16

約数和(自身を含む): 13378867200

約数和(自身を除く): 597881509

約数列:

[1, 31, 79, 809, 2449, 6451, 25079, 63911, 199981, 509629, 1981241, 5218859, 15798499, 161784629, 412289861, 12780985691]

約数ペア:

[(1, 12780985691), (31, 412289861), (79, 161784629), (809, 15798499), (2449, 5218859), (6451, 1981241), (25079, 509629), (63911, 199981)]