388791889

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{3643}}^1$

素因数の和:3840

約数の個数: 16

約数和(自身を含む): 422412480

約数和(自身を除く): 33620591

約数列:

[1, 19, 41, 137, 779, 2603, 3643, 5617, 69217, 106723, 149363, 499091, 2837897, 9482729, 20462731, 388791889]

約数ペア:

[(1, 388791889), (19, 20462731), (41, 9482729), (137, 2837897), (779, 499091), (2603, 149363), (3643, 106723), (5617, 69217)]