260855385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{13007}}^1$

素因数の和:13213

約数の個数: 32

約数和(自身を含む): 479526912

約数和(自身を除く): 218671527

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191, 573, 955, 1337, 2865, 4011, 6685, 13007, 20055, 39021, 65035, 91049, 195105, 273147, 455245, 1365735, 2484337, 7453011, 12421685, 17390359, 37265055, 52171077, 86951795, 260855385]

約数ペア:

[(1, 260855385), (3, 86951795), (5, 52171077), (7, 37265055), (15, 17390359), (21, 12421685), (35, 7453011), (105, 2484337), (191, 1365735), (573, 455245), (955, 273147), (1337, 195105), (2865, 91049), (4011, 65035), (6685, 39021), (13007, 20055)]