168643995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{50873}}^1$

素因数の和:50911

約数の個数: 32

約数和(自身を含む): 307685952

約数和(自身を除く): 139041957

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 50873, 152619, 254365, 661349, 763095, 864841, 1984047, 2594523, 3306745, 4324205, 9920235, 11242933, 12972615, 33728799, 56214665, 168643995]

約数ペア:

[(1, 168643995), (3, 56214665), (5, 33728799), (13, 12972615), (15, 11242933), (17, 9920235), (39, 4324205), (51, 3306745), (65, 2594523), (85, 1984047), (195, 864841), (221, 763095), (255, 661349), (663, 254365), (1105, 152619), (3315, 50873)]