201622421

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{18311}}^1$

素因数の和:18353

約数の個数: 24

約数和(自身を含む): 272775552

約数和(自身を除く): 71153131

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 11011, 18311, 128177, 201421, 238043, 1409947, 1666301, 2215631, 2618473, 15509417, 18329311, 28803203, 201622421]

約数ペア:

[(1, 201622421), (7, 28803203), (11, 18329311), (13, 15509417), (77, 2618473), (91, 2215631), (121, 1666301), (143, 1409947), (847, 238043), (1001, 201421), (1573, 128177), (11011, 18311)]