28318416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 84185088

約数和(自身を除く): 55866672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 271, 311, 336, 542, 622, 813, 933, 1084, 1244, 1626, 1866, 1897, 2168, 2177, 2488, 3252, 3732, 3794, 4336, 4354, 4976, 5691, 6504, 6531, 7464, 7588, 8708, 11382, 13008, 13062, 14928, 15176, 17416, 22764, 26124, 30352, 34832, 45528, 52248, 84281, 91056, 104496, 168562, 252843, 337124, 505686, 589967, 674248, 1011372, 1179934, 1348496, 1769901, 2022744, 2359868, 3539802, 4045488, 4719736, 7079604, 9439472, 14159208, 28318416]

約数ペア:

[(1, 28318416), (2, 14159208), (3, 9439472), (4, 7079604), (6, 4719736), (7, 4045488), (8, 3539802), (12, 2359868), (14, 2022744), (16, 1769901), (21, 1348496), (24, 1179934), (28, 1011372), (42, 674248), (48, 589967), (56, 505686), (84, 337124), (112, 252843), (168, 168562), (271, 104496), (311, 91056), (336, 84281), (542, 52248), (622, 45528), (813, 34832), (933, 30352), (1084, 26124), (1244, 22764), (1626, 17416), (1866, 15176), (1897, 14928), (2168, 13062), (2177, 13008), (2488, 11382), (3252, 8708), (3732, 7588), (3794, 7464), (4336, 6531), (4354, 6504), (4976, 5691)]