211072972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{81307}}^1$

素因数の和:81381

約数の個数: 24

約数和(自身を含む): 409792320

約数和(自身を除く): 198719348

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 81307, 162614, 325228, 894377, 1788754, 3577508, 4797113, 9594226, 19188452, 52768243, 105536486, 211072972]

約数ペア:

[(1, 211072972), (2, 105536486), (4, 52768243), (11, 19188452), (22, 9594226), (44, 4797113), (59, 3577508), (118, 1788754), (236, 894377), (649, 325228), (1298, 162614), (2596, 81307)]