2658537

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2253

約数の個数: 24

約数和(自身を含む): 4621760

約数和(自身を除く): 1963223

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2221, 6663, 15547, 19989, 42199, 46641, 126597, 139923, 295393, 379791, 886179, 2658537]

約数ペア:

[(1, 2658537), (3, 886179), (7, 379791), (9, 295393), (19, 139923), (21, 126597), (57, 46641), (63, 42199), (133, 19989), (171, 15547), (399, 6663), (1197, 2221)]