199689396

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{161561}}^1$

素因数の和:161671

約数の個数: 24

約数和(自身を含む): 470468544

約数和(自身を除く): 270779148

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 161561, 323122, 484683, 646244, 969366, 1938732, 16640783, 33281566, 49922349, 66563132, 99844698, 199689396]

約数ペア:

[(1, 199689396), (2, 99844698), (3, 66563132), (4, 49922349), (6, 33281566), (12, 16640783), (103, 1938732), (206, 969366), (309, 646244), (412, 484683), (618, 323122), (1236, 161561)]