131245947

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7159}}^1$

素因数の和:7272

約数の個数: 32

約数和(自身を含む): 224537600

約数和(自身を除く): 93291653

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 7159, 18333, 21477, 50113, 64431, 150339, 193293, 451017, 694423, 1353051, 2083269, 4860961, 6249807, 14582883, 18749421, 43748649, 131245947]

約数ペア:

[(1, 131245947), (3, 43748649), (7, 18749421), (9, 14582883), (21, 6249807), (27, 4860961), (63, 2083269), (97, 1353051), (189, 694423), (291, 451017), (679, 193293), (873, 150339), (2037, 64431), (2619, 50113), (6111, 21477), (7159, 18333)]