217872004

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{106591}}^1$

素因数の和:106675

約数の個数: 24

約数和(自身を含む): 441717248

約数和(自身を除く): 223845244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 106591, 213182, 426364, 746137, 1492274, 2984548, 7781143, 15562286, 31124572, 54468001, 108936002, 217872004]

約数ペア:

[(1, 217872004), (2, 108936002), (4, 54468001), (7, 31124572), (14, 15562286), (28, 7781143), (73, 2984548), (146, 1492274), (292, 746137), (511, 426364), (1022, 213182), (2044, 106591)]