2009804727

素因数分解:

$3^1\times 7^3\times {\mathrm{1953163}}^1$

素因数の和:1953187

約数の個数: 16

約数和(自身を含む): 3125062400

約数和(自身を除く): 1115257673

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1953163, 5859489, 13672141, 41016423, 95704987, 287114961, 669934909, 2009804727]

約数ペア:

[(1, 2009804727), (3, 669934909), (7, 287114961), (21, 95704987), (49, 41016423), (147, 13672141), (343, 5859489), (1029, 1953163)]