203465479

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 250398720

約数和(自身を除く): 46933241

約数列:

[1, 7, 29, 37, 103, 203, 259, 263, 721, 1073, 1841, 2987, 3811, 7511, 7627, 9731, 20909, 26677, 27089, 53389, 68117, 110519, 189623, 282199, 773633, 785581, 1002293, 1975393, 5499067, 7016051, 29066497, 203465479]

約数ペア:

[(1, 203465479), (7, 29066497), (29, 7016051), (37, 5499067), (103, 1975393), (203, 1002293), (259, 785581), (263, 773633), (721, 282199), (1073, 189623), (1841, 110519), (2987, 68117), (3811, 53389), (7511, 27089), (7627, 26677), (9731, 20909)]