2656540485

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{450643}}^1$

素因数の和:450785

約数の個数: 24

約数和(自身を含む): 4639830624

約数和(自身を除く): 1983290139

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 450643, 1351929, 2253215, 4055787, 6759645, 20278935, 59034233, 177102699, 295171165, 531308097, 885513495, 2656540485]

約数ペア:

[(1, 2656540485), (3, 885513495), (5, 531308097), (9, 295171165), (15, 177102699), (45, 59034233), (131, 20278935), (393, 6759645), (655, 4055787), (1179, 2253215), (1965, 1351929), (5895, 450643)]