211320361

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 256236480

約数和(自身を除く): 44916119

約数列:

[1, 7, 29, 43, 203, 301, 563, 1247, 1849, 3941, 8729, 12943, 16327, 24209, 53621, 114289, 169463, 375347, 702061, 1040987, 4914427, 7286909, 30188623, 211320361]

約数ペア:

[(1, 211320361), (7, 30188623), (29, 7286909), (43, 4914427), (203, 1040987), (301, 702061), (563, 375347), (1247, 169463), (1849, 114289), (3941, 53621), (8729, 24209), (12943, 16327)]