2645265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 5088960

約数和(自身を除く): 2443695

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 59, 61, 105, 147, 177, 183, 245, 295, 305, 413, 427, 735, 885, 915, 1239, 1281, 2065, 2135, 2891, 2989, 3599, 6195, 6405, 8673, 8967, 10797, 14455, 14945, 17995, 25193, 43365, 44835, 53985, 75579, 125965, 176351, 377895, 529053, 881755, 2645265]

約数ペア:

[(1, 2645265), (3, 881755), (5, 529053), (7, 377895), (15, 176351), (21, 125965), (35, 75579), (49, 53985), (59, 44835), (61, 43365), (105, 25193), (147, 17995), (177, 14945), (183, 14455), (245, 10797), (295, 8967), (305, 8673), (413, 6405), (427, 6195), (735, 3599), (885, 2989), (915, 2891), (1239, 2135), (1281, 2065)]