393399555

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{1297}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 640858944

約数和(自身を除く): 247459389

約数列:

[1, 3, 5, 15, 73, 219, 277, 365, 831, 1095, 1297, 1385, 3891, 4155, 6485, 19455, 20221, 60663, 94681, 101105, 284043, 303315, 359269, 473405, 1077807, 1420215, 1796345, 5389035, 26226637, 78679911, 131133185, 393399555]

約数ペア:

[(1, 393399555), (3, 131133185), (5, 78679911), (15, 26226637), (73, 5389035), (219, 1796345), (277, 1420215), (365, 1077807), (831, 473405), (1095, 359269), (1297, 303315), (1385, 284043), (3891, 101105), (4155, 94681), (6485, 60663), (19455, 20221)]