30987894

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{105401}}^1$

素因数の和:105420

約数の個数: 24

約数和(自身を含む): 72094968

約数和(自身を除く): 41107074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 105401, 210802, 316203, 632406, 737807, 1475614, 2213421, 4426842, 5164649, 10329298, 15493947, 30987894]

約数ペア:

[(1, 30987894), (2, 15493947), (3, 10329298), (6, 5164649), (7, 4426842), (14, 2213421), (21, 1475614), (42, 737807), (49, 632406), (98, 316203), (147, 210802), (294, 105401)]