398889396

素因数分解:

$2^2\times 3^2\times {\mathrm{11080261}}^1$

素因数の和:11080271

約数の個数: 18

約数和(自身を含む): 1008303842

約数和(自身を除く): 609414446

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11080261, 22160522, 33240783, 44321044, 66481566, 99722349, 132963132, 199444698, 398889396]

約数ペア:

[(1, 398889396), (2, 199444698), (3, 132963132), (4, 99722349), (6, 66481566), (9, 44321044), (12, 33240783), (18, 22160522), (36, 11080261)]