12891441

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 17622720

約数和(自身を除く): 4731279

約数列:

[1, 3, 59, 173, 177, 421, 519, 1263, 10207, 24839, 30621, 72833, 74517, 218499, 4297147, 12891441]

約数ペア:

[(1, 12891441), (3, 4297147), (59, 218499), (173, 74517), (177, 72833), (421, 30621), (519, 24839), (1263, 10207)]