203401289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 269230080

約数和(自身を除く): 65828791

約数列:

[1, 7, 13, 19, 47, 91, 133, 247, 329, 611, 893, 1729, 2503, 4277, 6251, 11609, 17521, 32539, 47557, 81263, 117641, 227773, 332899, 618241, 823487, 1529333, 2235179, 4327687, 10705331, 15646253, 29057327, 203401289]

約数ペア:

[(1, 203401289), (7, 29057327), (13, 15646253), (19, 10705331), (47, 4327687), (91, 2235179), (133, 1529333), (247, 823487), (329, 618241), (611, 332899), (893, 227773), (1729, 117641), (2503, 81263), (4277, 47557), (6251, 32539), (11609, 17521)]