1277310064

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1947119}}^1$

素因数の和:1947168

約数の個数: 20

約数和(自身を含む): 2535150240

約数和(自身を除く): 1257840176

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1947119, 3894238, 7788476, 15576952, 31153904, 79831879, 159663758, 319327516, 638655032, 1277310064]

約数ペア:

[(1, 1277310064), (2, 638655032), (4, 319327516), (8, 159663758), (16, 79831879), (41, 31153904), (82, 15576952), (164, 7788476), (328, 3894238), (656, 1947119)]