1780451726

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{1321}}^1\times {\mathrm{4919}}^1$

素因数の和:6379

約数の個数: 16

約数和(自身を含む): 2692755360

約数和(自身を除く): 912303634

約数列:

[1, 2, 137, 274, 1321, 2642, 4919, 9838, 180977, 361954, 673903, 1347806, 6497999, 12995998, 890225863, 1780451726]

約数ペア:

[(1, 1780451726), (2, 890225863), (137, 12995998), (274, 6497999), (1321, 1347806), (2642, 673903), (4919, 361954), (9838, 180977)]