646473056

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{243401}}^1$

素因数の和:243494

約数の個数: 24

約数和(自身を含む): 1288083384

約数和(自身を除く): 641610328

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 243401, 486802, 973604, 1947208, 3894416, 7788832, 20202283, 40404566, 80809132, 161618264, 323236528, 646473056]

約数ペア:

[(1, 646473056), (2, 323236528), (4, 161618264), (8, 80809132), (16, 40404566), (32, 20202283), (83, 7788832), (166, 3894416), (332, 1947208), (664, 973604), (1328, 486802), (2656, 243401)]