12771605

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 19526400

約数和(自身を除く): 6754795

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 677, 1715, 2695, 3385, 3773, 4739, 7447, 18865, 23695, 33173, 37235, 52129, 165865, 232211, 260645, 364903, 1161055, 1824515, 2554321, 12771605]

約数ペア:

[(1, 12771605), (5, 2554321), (7, 1824515), (11, 1161055), (35, 364903), (49, 260645), (55, 232211), (77, 165865), (245, 52129), (343, 37235), (385, 33173), (539, 23695), (677, 18865), (1715, 7447), (2695, 4739), (3385, 3773)]