219819516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 608573952

約数和(自身を除く): 388754436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 107, 111, 148, 214, 222, 259, 321, 428, 444, 518, 642, 661, 749, 777, 1036, 1284, 1322, 1498, 1554, 1983, 2247, 2644, 2996, 3108, 3959, 3966, 4494, 4627, 7918, 7932, 8988, 9254, 11877, 13881, 15836, 18508, 23754, 24457, 27713, 27762, 47508, 48914, 55426, 55524, 70727, 73371, 83139, 97828, 110852, 141454, 146742, 166278, 171199, 212181, 282908, 293484, 332556, 342398, 424362, 495089, 513597, 684796, 848724, 990178, 1027194, 1485267, 1980356, 2054388, 2616899, 2970534, 5233798, 5941068, 7850697, 10467596, 15701394, 18318293, 31402788, 36636586, 54954879, 73273172, 109909758, 219819516]

約数ペア:

[(1, 219819516), (2, 109909758), (3, 73273172), (4, 54954879), (6, 36636586), (7, 31402788), (12, 18318293), (14, 15701394), (21, 10467596), (28, 7850697), (37, 5941068), (42, 5233798), (74, 2970534), (84, 2616899), (107, 2054388), (111, 1980356), (148, 1485267), (214, 1027194), (222, 990178), (259, 848724), (321, 684796), (428, 513597), (444, 495089), (518, 424362), (642, 342398), (661, 332556), (749, 293484), (777, 282908), (1036, 212181), (1284, 171199), (1322, 166278), (1498, 146742), (1554, 141454), (1983, 110852), (2247, 97828), (2644, 83139), (2996, 73371), (3108, 70727), (3959, 55524), (3966, 55426), (4494, 48914), (4627, 47508), (7918, 27762), (7932, 27713), (8988, 24457), (9254, 23754), (11877, 18508), (13881, 15836)]