42205779

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 80568576

約数和(自身を除く): 38362797

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 67, 77, 81, 99, 101, 189, 201, 231, 297, 303, 469, 567, 603, 693, 707, 737, 891, 909, 1111, 1407, 1809, 2079, 2121, 2211, 2727, 3333, 4221, 5159, 5427, 6237, 6363, 6633, 6767, 7777, 8181, 9999, 12663, 15477, 19089, 19899, 20301, 23331, 29997, 37989, 46431, 47369, 57267, 59697, 60903, 69993, 74437, 89991, 139293, 142107, 182709, 209979, 223311, 417879, 426321, 521059, 548127, 629937, 669933, 1278963, 1563177, 2009799, 3836889, 4689531, 6029397, 14068593, 42205779]

約数ペア:

[(1, 42205779), (3, 14068593), (7, 6029397), (9, 4689531), (11, 3836889), (21, 2009799), (27, 1563177), (33, 1278963), (63, 669933), (67, 629937), (77, 548127), (81, 521059), (99, 426321), (101, 417879), (189, 223311), (201, 209979), (231, 182709), (297, 142107), (303, 139293), (469, 89991), (567, 74437), (603, 69993), (693, 60903), (707, 59697), (737, 57267), (891, 47369), (909, 46431), (1111, 37989), (1407, 29997), (1809, 23331), (2079, 20301), (2121, 19899), (2211, 19089), (2727, 15477), (3333, 12663), (4221, 9999), (5159, 8181), (5427, 7777), (6237, 6767), (6363, 6633)]