218991707

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2521}}^1$

素因数の和:2734

約数の個数: 16

約数和(自身を含む): 245138400

約数和(自身を除く): 26146693

約数列:

[1, 11, 53, 149, 583, 1639, 2521, 7897, 27731, 86867, 133613, 375629, 1469743, 4131919, 19908337, 218991707]

約数ペア:

[(1, 218991707), (11, 19908337), (53, 4131919), (149, 1469743), (583, 375629), (1639, 133613), (2521, 86867), (7897, 27731)]