208409144

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{491531}}^1$

素因数の和:491590

約数の個数: 16

約数和(自身を含む): 398140920

約数和(自身を除く): 189731776

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 491531, 983062, 1966124, 3932248, 26051143, 52102286, 104204572, 208409144]

約数ペア:

[(1, 208409144), (2, 104204572), (4, 52102286), (8, 26051143), (53, 3932248), (106, 1966124), (212, 983062), (424, 491531)]