128650536

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255259}}^1$

素因数の和:255278

約数の個数: 48

約数和(自身を含む): 398205600

約数和(自身を除く): 269555064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255259, 510518, 765777, 1021036, 1531554, 1786813, 2042072, 2297331, 3063108, 3573626, 4594662, 5360439, 6126216, 7147252, 9189324, 10720878, 14294504, 16081317, 18378648, 21441756, 32162634, 42883512, 64325268, 128650536]

約数ペア:

[(1, 128650536), (2, 64325268), (3, 42883512), (4, 32162634), (6, 21441756), (7, 18378648), (8, 16081317), (9, 14294504), (12, 10720878), (14, 9189324), (18, 7147252), (21, 6126216), (24, 5360439), (28, 4594662), (36, 3573626), (42, 3063108), (56, 2297331), (63, 2042072), (72, 1786813), (84, 1531554), (126, 1021036), (168, 765777), (252, 510518), (504, 255259)]