128810628

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{27737}}^1$

素因数の和:27793

約数の個数: 48

約数和(自身を含む): 341732160

約数和(自身を除く): 212921532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 27737, 55474, 83211, 110948, 166422, 249633, 332844, 499266, 748899, 998532, 1192691, 1497798, 2385382, 2995596, 3578073, 4770764, 7156146, 10734219, 14312292, 21468438, 32202657, 42936876, 64405314, 128810628]

約数ペア:

[(1, 128810628), (2, 64405314), (3, 42936876), (4, 32202657), (6, 21468438), (9, 14312292), (12, 10734219), (18, 7156146), (27, 4770764), (36, 3578073), (43, 2995596), (54, 2385382), (86, 1497798), (108, 1192691), (129, 998532), (172, 748899), (258, 499266), (387, 332844), (516, 249633), (774, 166422), (1161, 110948), (1548, 83211), (2322, 55474), (4644, 27737)]