131787287

素因数分解:

${\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 140991840

約数和(自身を除く): 9204553

約数列:

[1, 19, 137, 197, 257, 2603, 3743, 4883, 26989, 35209, 50629, 512791, 668971, 961951, 6936173, 131787287]

約数ペア:

[(1, 131787287), (19, 6936173), (137, 961951), (197, 668971), (257, 512791), (2603, 50629), (3743, 35209), (4883, 26989)]