2196691

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:282

約数の個数: 16

約数和(自身を含む): 2654208

約数和(自身を除く): 457517

約数列:

[1, 7, 31, 53, 191, 217, 371, 1337, 1643, 5921, 10123, 11501, 41447, 70861, 313813, 2196691]

約数ペア:

[(1, 2196691), (7, 313813), (31, 70861), (53, 41447), (191, 11501), (217, 10123), (371, 5921), (1337, 1643)]