12951705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 23635584

約数和(自身を除く): 10683879

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 3907, 11721, 19535, 50791, 58605, 66419, 152373, 199257, 253955, 332095, 761865, 863447, 996285, 2590341, 4317235, 12951705]

約数ペア:

[(1, 12951705), (3, 4317235), (5, 2590341), (13, 996285), (15, 863447), (17, 761865), (39, 332095), (51, 253955), (65, 199257), (85, 152373), (195, 66419), (221, 58605), (255, 50791), (663, 19535), (1105, 11721), (3315, 3907)]