398271484

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{589159}}^1$

素因数の和:589189

約数の個数: 18

約数和(自身を含む): 754713960

約数和(自身を除く): 356442476

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 589159, 1178318, 2356636, 7659067, 15318134, 30636268, 99567871, 199135742, 398271484]

約数ペア:

[(1, 398271484), (2, 199135742), (4, 99567871), (13, 30636268), (26, 15318134), (52, 7659067), (169, 2356636), (338, 1178318), (676, 589159)]