2108306879

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 2613443616

約数和(自身を除く): 505136737

約数列:

[1, 7, 37, 41, 49, 113, 251, 259, 287, 791, 1517, 1757, 1813, 2009, 4181, 4633, 5537, 9287, 10291, 10619, 12299, 28363, 29267, 32431, 65009, 72037, 74333, 171421, 198541, 204869, 227017, 380767, 455063, 504259, 1049431, 1162883, 1199947, 1389787, 2665369, 7346017, 8140181, 8399629, 18657583, 43026671, 51422119, 56981267, 301186697, 2108306879]

約数ペア:

[(1, 2108306879), (7, 301186697), (37, 56981267), (41, 51422119), (49, 43026671), (113, 18657583), (251, 8399629), (259, 8140181), (287, 7346017), (791, 2665369), (1517, 1389787), (1757, 1199947), (1813, 1162883), (2009, 1049431), (4181, 504259), (4633, 455063), (5537, 380767), (9287, 227017), (10291, 204869), (10619, 198541), (12299, 171421), (28363, 74333), (29267, 72037), (32431, 65009)]