201784778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 331578576

約数和(自身を除く): 129793798

約数列:

[1, 2, 13, 26, 113, 173, 226, 346, 397, 794, 1469, 2249, 2938, 4498, 5161, 10322, 19549, 39098, 44861, 68681, 89722, 137362, 254137, 508274, 583193, 892853, 1166386, 1785706, 7760953, 15521906, 100892389, 201784778]

約数ペア:

[(1, 201784778), (2, 100892389), (13, 15521906), (26, 7760953), (113, 1785706), (173, 1166386), (226, 892853), (346, 583193), (397, 508274), (794, 254137), (1469, 137362), (2249, 89722), (2938, 68681), (4498, 44861), (5161, 39098), (10322, 19549)]