641336128

素因数分解:

$2^6\times {\mathrm{2789}}^1\times {\mathrm{3593}}^1$

素因数の和:6394

約数の個数: 28

約数和(自身を含む): 1273462020

約数和(自身を除く): 632125892

約数列:

[1, 2, 4, 8, 16, 32, 64, 2789, 3593, 5578, 7186, 11156, 14372, 22312, 28744, 44624, 57488, 89248, 114976, 178496, 229952, 10020877, 20041754, 40083508, 80167016, 160334032, 320668064, 641336128]

約数ペア:

[(1, 641336128), (2, 320668064), (4, 160334032), (8, 80167016), (16, 40083508), (32, 20041754), (64, 10020877), (2789, 229952), (3593, 178496), (5578, 114976), (7186, 89248), (11156, 57488), (14372, 44624), (22312, 28744)]