258630244

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{683}}^1\times {\mathrm{691}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 457234848

約数和(自身を除く): 198604604

約数列:

[1, 2, 4, 137, 274, 548, 683, 691, 1366, 1382, 2732, 2764, 93571, 94667, 187142, 189334, 374284, 378668, 471953, 943906, 1887812, 64657561, 129315122, 258630244]

約数ペア:

[(1, 258630244), (2, 129315122), (4, 64657561), (137, 1887812), (274, 943906), (548, 471953), (683, 378668), (691, 374284), (1366, 189334), (1382, 187142), (2732, 94667), (2764, 93571)]