56805945

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 108326400

約数和(自身を除く): 51520455

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 181, 183, 245, 305, 343, 427, 543, 735, 905, 915, 1029, 1267, 1281, 1715, 2135, 2715, 2989, 3801, 5145, 6335, 6405, 8869, 8967, 11041, 14945, 19005, 20923, 26607, 33123, 44345, 44835, 55205, 62083, 62769, 77287, 104615, 133035, 165615, 186249, 231861, 310415, 313845, 386435, 541009, 931245, 1159305, 1623027, 2705045, 3787063, 8115135, 11361189, 18935315, 56805945]

約数ペア:

[(1, 56805945), (3, 18935315), (5, 11361189), (7, 8115135), (15, 3787063), (21, 2705045), (35, 1623027), (49, 1159305), (61, 931245), (105, 541009), (147, 386435), (181, 313845), (183, 310415), (245, 231861), (305, 186249), (343, 165615), (427, 133035), (543, 104615), (735, 77287), (905, 62769), (915, 62083), (1029, 55205), (1267, 44835), (1281, 44345), (1715, 33123), (2135, 26607), (2715, 20923), (2989, 19005), (3801, 14945), (5145, 11041), (6335, 8967), (6405, 8869)]