156958417

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1151}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 209599488

約数和(自身を除く): 52641071

約数列:

[1, 7, 11, 23, 49, 77, 121, 161, 253, 539, 847, 1127, 1151, 1771, 2783, 5929, 8057, 12397, 12661, 19481, 26473, 56399, 88627, 136367, 139271, 185311, 291203, 620389, 974897, 1297177, 2038421, 3203233, 6824279, 14268947, 22422631, 156958417]

約数ペア:

[(1, 156958417), (7, 22422631), (11, 14268947), (23, 6824279), (49, 3203233), (77, 2038421), (121, 1297177), (161, 974897), (253, 620389), (539, 291203), (847, 185311), (1127, 139271), (1151, 136367), (1771, 88627), (2783, 56399), (5929, 26473), (8057, 19481), (12397, 12661)]