339921790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{7759}}^1$

素因数の和:8116

約数の個数: 32

約数和(自身を含む): 660965760

約数和(自身を除く): 321043970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1685, 3370, 4381, 7759, 8762, 15518, 21905, 38795, 43810, 77590, 100867, 201734, 504335, 1008670, 2614783, 5229566, 13073915, 26147830, 33992179, 67984358, 169960895, 339921790]

約数ペア:

[(1, 339921790), (2, 169960895), (5, 67984358), (10, 33992179), (13, 26147830), (26, 13073915), (65, 5229566), (130, 2614783), (337, 1008670), (674, 504335), (1685, 201734), (3370, 100867), (4381, 77590), (7759, 43810), (8762, 38795), (15518, 21905)]