77438865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{105359}}^1$

素因数の和:105381

約数の個数: 24

約数和(自身を含む): 144132480

約数和(自身を除く): 66693615

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 105359, 316077, 526795, 737513, 1580385, 2212539, 3687565, 5162591, 11062695, 15487773, 25812955, 77438865]

約数ペア:

[(1, 77438865), (3, 25812955), (5, 15487773), (7, 11062695), (15, 5162591), (21, 3687565), (35, 2212539), (49, 1580385), (105, 737513), (147, 526795), (245, 316077), (735, 105359)]