215683771

素因数分解:

${\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 226372608

約数和(自身を除く): 10688837

約数列:

[1, 31, 131, 173, 307, 4061, 5363, 9517, 22663, 40217, 53111, 702553, 1246727, 1646441, 6957541, 215683771]

約数ペア:

[(1, 215683771), (31, 6957541), (131, 1646441), (173, 1246727), (307, 702553), (4061, 53111), (5363, 40217), (9517, 22663)]