1277596397

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1721}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 1650475008

約数和(自身を除く): 372878611

約数列:

[1, 7, 11, 31, 77, 217, 311, 341, 1721, 2177, 2387, 3421, 9641, 12047, 18931, 23947, 53351, 67487, 106051, 132517, 373457, 535231, 586861, 742357, 3746617, 4108027, 5887541, 16592161, 41212787, 116145127, 182513771, 1277596397]

約数ペア:

[(1, 1277596397), (7, 182513771), (11, 116145127), (31, 41212787), (77, 16592161), (217, 5887541), (311, 4108027), (341, 3746617), (1721, 742357), (2177, 586861), (2387, 535231), (3421, 373457), (9641, 132517), (12047, 106051), (18931, 67487), (23947, 53351)]