202215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:99

約数の個数: 32

約数和(自身を含む): 374976

約数和(自身を除く): 172761

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 61, 65, 85, 183, 195, 221, 255, 305, 663, 793, 915, 1037, 1105, 2379, 3111, 3315, 3965, 5185, 11895, 13481, 15555, 40443, 67405, 202215]

約数ペア:

[(1, 202215), (3, 67405), (5, 40443), (13, 15555), (15, 13481), (17, 11895), (39, 5185), (51, 3965), (61, 3315), (65, 3111), (85, 2379), (183, 1105), (195, 1037), (221, 915), (255, 793), (305, 663)]