2578698913

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1\times {\mathrm{4019}}^1$

素因数の和:5388

約数の個数: 16

約数和(自身を含む): 2991651840

約数和(自身を除く): 412952927

約数列:

[1, 7, 71, 497, 1291, 4019, 9037, 28133, 91661, 285349, 641627, 1997443, 5188529, 36319703, 368385559, 2578698913]

約数ペア:

[(1, 2578698913), (7, 368385559), (71, 36319703), (497, 5188529), (1291, 1997443), (4019, 641627), (9037, 285349), (28133, 91661)]