291346139

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{2029}}^1$

素因数の和:2390

約数の個数: 16

約数和(自身を含む): 338896320

約数和(自身を除く): 47550181

約数列:

[1, 7, 73, 281, 511, 1967, 2029, 14203, 20513, 143591, 148117, 570149, 1036819, 3991043, 41620877, 291346139]

約数ペア:

[(1, 291346139), (7, 41620877), (73, 3991043), (281, 1036819), (511, 570149), (1967, 148117), (2029, 143591), (14203, 20513)]