40708551

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{3491}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 61347456

約数和(自身を除く): 20638905

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 3491, 3887, 10473, 11661, 45383, 80293, 136149, 240879, 589979, 1043809, 1769937, 3131427, 13569517, 40708551]

約数ペア:

[(1, 40708551), (3, 13569517), (13, 3131427), (23, 1769937), (39, 1043809), (69, 589979), (169, 240879), (299, 136149), (507, 80293), (897, 45383), (3491, 11661), (3887, 10473)]