71646224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{344453}}^1$

素因数の和:344474

約数の個数: 20

約数和(自身を含む): 149493036

約数和(自身を除く): 77846812

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 344453, 688906, 1377812, 2755624, 4477889, 5511248, 8955778, 17911556, 35823112, 71646224]

約数ペア:

[(1, 71646224), (2, 35823112), (4, 17911556), (8, 8955778), (13, 5511248), (16, 4477889), (26, 2755624), (52, 1377812), (104, 688906), (208, 344453)]