156905419

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 179396784

約数和(自身を除く): 22491365

約数列:

[1, 11, 37, 101, 121, 347, 407, 1111, 3737, 3817, 4477, 12221, 12839, 35047, 41107, 41987, 141229, 385517, 452177, 1296739, 1553519, 4240687, 14264129, 156905419]

約数ペア:

[(1, 156905419), (11, 14264129), (37, 4240687), (101, 1553519), (121, 1296739), (347, 452177), (407, 385517), (1111, 141229), (3737, 41987), (3817, 41107), (4477, 35047), (12221, 12839)]