201212405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{2789}}^1$

素因数の和:3148

約数の個数: 16

約数和(自身を含む): 247484160

約数和(自身を除く): 46271755

約数列:

[1, 5, 47, 235, 307, 1535, 2789, 13945, 14429, 72145, 131083, 655415, 856223, 4281115, 40242481, 201212405]

約数ペア:

[(1, 201212405), (5, 40242481), (47, 4281115), (235, 856223), (307, 655415), (1535, 131083), (2789, 72145), (13945, 14429)]