221653048

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{211501}}^1$

素因数の和:211638

約数の個数: 16

約数和(自身を含む): 418773960

約数和(自身を除く): 197120912

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 211501, 423002, 846004, 1692008, 27706631, 55413262, 110826524, 221653048]

約数ペア:

[(1, 221653048), (2, 110826524), (4, 55413262), (8, 27706631), (131, 1692008), (262, 846004), (524, 423002), (1048, 211501)]