198264913

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{1571}}^1$

素因数の和:1749

約数の個数: 24

約数和(自身を含む): 250891200

約数和(自身を除く): 52626287

約数列:

[1, 7, 11, 77, 121, 149, 847, 1043, 1571, 1639, 10997, 11473, 17281, 18029, 120967, 126203, 190091, 234079, 1330637, 1638553, 2574869, 18024083, 28323559, 198264913]

約数ペア:

[(1, 198264913), (7, 28323559), (11, 18024083), (77, 2574869), (121, 1638553), (149, 1330637), (847, 234079), (1043, 190091), (1571, 126203), (1639, 120967), (10997, 18029), (11473, 17281)]