2403945

素因数分解:

$3^3\times 5^1\times {\mathrm{17807}}^1$

素因数の和:17821

約数の個数: 16

約数和(自身を含む): 4273920

約数和(自身を除く): 1869975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 17807, 53421, 89035, 160263, 267105, 480789, 801315, 2403945]

約数ペア:

[(1, 2403945), (3, 801315), (5, 480789), (9, 267105), (15, 160263), (27, 89035), (45, 53421), (135, 17807)]