51489135

素因数分解:

$3^3\times 5^1\times {\mathrm{381401}}^1$

素因数の和:381415

約数の個数: 16

約数和(自身を含む): 91536480

約数和(自身を除く): 40047345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 381401, 1144203, 1907005, 3432609, 5721015, 10297827, 17163045, 51489135]

約数ペア:

[(1, 51489135), (3, 17163045), (5, 10297827), (9, 5721015), (15, 3432609), (27, 1907005), (45, 1144203), (135, 381401)]