135678978

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{14249}}^1$

素因数の和:14303

約数の個数: 36

約数和(自身を含む): 307329750

約数和(自身を除く): 171650772

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 3174, 4761, 9522, 14249, 28498, 42747, 85494, 128241, 256482, 327727, 655454, 983181, 1966362, 2949543, 5899086, 7537721, 15075442, 22613163, 45226326, 67839489, 135678978]

約数ペア:

[(1, 135678978), (2, 67839489), (3, 45226326), (6, 22613163), (9, 15075442), (18, 7537721), (23, 5899086), (46, 2949543), (69, 1966362), (138, 983181), (207, 655454), (414, 327727), (529, 256482), (1058, 128241), (1587, 85494), (3174, 42747), (4761, 28498), (9522, 14249)]