27978216

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 83694240

約数和(自身を除く): 55716024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 49, 56, 74, 84, 98, 111, 147, 148, 168, 196, 222, 259, 294, 296, 392, 444, 518, 588, 643, 777, 888, 1036, 1176, 1286, 1554, 1813, 1929, 2072, 2572, 3108, 3626, 3858, 4501, 5144, 5439, 6216, 7252, 7716, 9002, 10878, 13503, 14504, 15432, 18004, 21756, 23791, 27006, 31507, 36008, 43512, 47582, 54012, 63014, 71373, 94521, 95164, 108024, 126028, 142746, 166537, 189042, 190328, 252056, 285492, 333074, 378084, 499611, 570984, 666148, 756168, 999222, 1165759, 1332296, 1998444, 2331518, 3497277, 3996888, 4663036, 6994554, 9326072, 13989108, 27978216]

約数ペア:

[(1, 27978216), (2, 13989108), (3, 9326072), (4, 6994554), (6, 4663036), (7, 3996888), (8, 3497277), (12, 2331518), (14, 1998444), (21, 1332296), (24, 1165759), (28, 999222), (37, 756168), (42, 666148), (49, 570984), (56, 499611), (74, 378084), (84, 333074), (98, 285492), (111, 252056), (147, 190328), (148, 189042), (168, 166537), (196, 142746), (222, 126028), (259, 108024), (294, 95164), (296, 94521), (392, 71373), (444, 63014), (518, 54012), (588, 47582), (643, 43512), (777, 36008), (888, 31507), (1036, 27006), (1176, 23791), (1286, 21756), (1554, 18004), (1813, 15432), (1929, 14504), (2072, 13503), (2572, 10878), (3108, 9002), (3626, 7716), (3858, 7252), (4501, 6216), (5144, 5439)]