221427417

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{23087}}^1$

素因数の和:23252

約数の個数: 16

約数和(自身を含む): 310302720

約数和(自身を除く): 88875303

約数列:

[1, 3, 23, 69, 139, 417, 3197, 9591, 23087, 69261, 531001, 1593003, 3209093, 9627279, 73809139, 221427417]

約数ペア:

[(1, 221427417), (3, 73809139), (23, 9627279), (69, 3209093), (139, 1593003), (417, 531001), (3197, 69261), (9591, 23087)]