206873485

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1481}}^1$

素因数の和:1813

約数の個数: 32

約数和(自身を含む): 306738432

約数和(自身を除く): 99864947

約数列:

[1, 5, 7, 13, 35, 65, 91, 307, 455, 1481, 1535, 2149, 3991, 7405, 10367, 10745, 19253, 19955, 27937, 51835, 96265, 134771, 139685, 454667, 673855, 2273335, 3182669, 5910671, 15913345, 29553355, 41374697, 206873485]

約数ペア:

[(1, 206873485), (5, 41374697), (7, 29553355), (13, 15913345), (35, 5910671), (65, 3182669), (91, 2273335), (307, 673855), (455, 454667), (1481, 139685), (1535, 134771), (2149, 96265), (3991, 51835), (7405, 27937), (10367, 19955), (10745, 19253)]