1380451265

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1\times {\mathrm{4271}}^1$

素因数の和:4912

約数の個数: 16

約数和(自身を含む): 1673256960

約数和(自身を除く): 292805695

約数列:

[1, 5, 127, 509, 635, 2545, 4271, 21355, 64643, 323215, 542417, 2173939, 2712085, 10869695, 276090253, 1380451265]

約数ペア:

[(1, 1380451265), (5, 276090253), (127, 10869695), (509, 2712085), (635, 2173939), (2545, 542417), (4271, 323215), (21355, 64643)]