1315204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 2552256

約数和(自身を除く): 1237052

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 421, 781, 842, 1562, 1684, 3124, 4631, 9262, 18524, 29891, 59782, 119564, 328801, 657602, 1315204]

約数ペア:

[(1, 1315204), (2, 657602), (4, 328801), (11, 119564), (22, 59782), (44, 29891), (71, 18524), (142, 9262), (284, 4631), (421, 3124), (781, 1684), (842, 1562)]