208765315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{122443}}^1$

素因数の和:122490

約数の個数: 16

約数和(自身を含む): 282110976

約数和(自身を除く): 73345661

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 122443, 612215, 1346873, 3795733, 6734365, 18978665, 41753063, 208765315]

約数ペア:

[(1, 208765315), (5, 41753063), (11, 18978665), (31, 6734365), (55, 3795733), (155, 1346873), (341, 612215), (1705, 122443)]