199366908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1277993}}^1$

素因数の和:1278013

約数の個数: 24

約数和(自身を含む): 500973648

約数和(自身を除く): 301606740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1277993, 2555986, 3833979, 5111972, 7667958, 15335916, 16613909, 33227818, 49841727, 66455636, 99683454, 199366908]

約数ペア:

[(1, 199366908), (2, 99683454), (3, 66455636), (4, 49841727), (6, 33227818), (12, 16613909), (13, 15335916), (26, 7667958), (39, 5111972), (52, 3833979), (78, 2555986), (156, 1277993)]