1645791369

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{49877}}^1$

素因数の和:50544

約数の個数: 16

約数和(自身を含む): 2327107968

約数和(自身を除く): 681316599

約数列:

[1, 3, 17, 51, 647, 1941, 10999, 32997, 49877, 149631, 847909, 2543727, 32270419, 96811257, 548597123, 1645791369]

約数ペア:

[(1, 1645791369), (3, 548597123), (17, 96811257), (51, 32270419), (647, 2543727), (1941, 847909), (10999, 149631), (32997, 49877)]