398221488

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{131687}}^1$

素因数の和:131711

約数の個数: 80

約数和(自身を含む): 1306344960

約数和(自身を除く): 908123472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 131687, 263374, 395061, 526748, 790122, 921809, 1053496, 1185183, 1580244, 1843618, 2106992, 2370366, 2765427, 3160488, 3555549, 3687236, 4740732, 5530854, 6320976, 7111098, 7374472, 8296281, 9481464, 11061708, 14222196, 14748944, 16592562, 18962928, 22123416, 24888843, 28444392, 33185124, 44246832, 49777686, 56888784, 66370248, 99555372, 132740496, 199110744, 398221488]

約数ペア:

[(1, 398221488), (2, 199110744), (3, 132740496), (4, 99555372), (6, 66370248), (7, 56888784), (8, 49777686), (9, 44246832), (12, 33185124), (14, 28444392), (16, 24888843), (18, 22123416), (21, 18962928), (24, 16592562), (27, 14748944), (28, 14222196), (36, 11061708), (42, 9481464), (48, 8296281), (54, 7374472), (56, 7111098), (63, 6320976), (72, 5530854), (84, 4740732), (108, 3687236), (112, 3555549), (126, 3160488), (144, 2765427), (168, 2370366), (189, 2106992), (216, 1843618), (252, 1580244), (336, 1185183), (378, 1053496), (432, 921809), (504, 790122), (756, 526748), (1008, 395061), (1512, 263374), (3024, 131687)]