1261356

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 2961840

約数和(自身を除く): 1700484

約数列:

[1, 2, 3, 4, 6, 12, 257, 409, 514, 771, 818, 1028, 1227, 1542, 1636, 2454, 3084, 4908, 105113, 210226, 315339, 420452, 630678, 1261356]

約数ペア:

[(1, 1261356), (2, 630678), (3, 420452), (4, 315339), (6, 210226), (12, 105113), (257, 4908), (409, 3084), (514, 2454), (771, 1636), (818, 1542), (1028, 1227)]