26912319

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 44323200

約数和(自身を除く): 17410881

約数列:

[1, 3, 7, 21, 29, 49, 59, 87, 107, 147, 177, 203, 321, 413, 609, 749, 1239, 1421, 1711, 2247, 2891, 3103, 4263, 5133, 5243, 6313, 8673, 9309, 11977, 15729, 18939, 21721, 35931, 44191, 65163, 83839, 132573, 152047, 183077, 251517, 309337, 456141, 549231, 928011, 1281539, 3844617, 8970773, 26912319]

約数ペア:

[(1, 26912319), (3, 8970773), (7, 3844617), (21, 1281539), (29, 928011), (49, 549231), (59, 456141), (87, 309337), (107, 251517), (147, 183077), (177, 152047), (203, 132573), (321, 83839), (413, 65163), (609, 44191), (749, 35931), (1239, 21721), (1421, 18939), (1711, 15729), (2247, 11977), (2891, 9309), (3103, 8673), (4263, 6313), (5133, 5243)]