137531779

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8231}}^1$

素因数の和:8287

約数の個数: 24

約数和(自身を含む): 180182016

約数和(自身を除く): 42650237

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 1519, 2387, 8231, 16709, 57617, 90541, 255161, 403319, 633787, 1786127, 2806771, 4436509, 12502889, 19647397, 137531779]

約数ペア:

[(1, 137531779), (7, 19647397), (11, 12502889), (31, 4436509), (49, 2806771), (77, 1786127), (217, 633787), (341, 403319), (539, 255161), (1519, 90541), (2387, 57617), (8231, 16709)]