201318831

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{5407}}^1$

素因数の和:5620

約数の個数: 32

約数和(自身を含む): 342650880

約数和(自身を除く): 141332049

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 4137, 5319, 5407, 12411, 16221, 37233, 37849, 48663, 113547, 145989, 340641, 1021923, 1065179, 3195537, 7456253, 9586611, 22368759, 28759833, 67106277, 201318831]

約数ペア:

[(1, 201318831), (3, 67106277), (7, 28759833), (9, 22368759), (21, 9586611), (27, 7456253), (63, 3195537), (189, 1065179), (197, 1021923), (591, 340641), (1379, 145989), (1773, 113547), (4137, 48663), (5319, 37849), (5407, 37233), (12411, 16221)]