208996821555

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48371}}^1\times {\mathrm{4057}}^1$

素因数の和:52507

約数の個数: 32

約数和(自身を含む): 339195299328

約数和(自身を除く): 130198477773

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 4057, 12171, 20285, 48371, 60855, 145113, 241855, 288047, 725565, 864141, 1440235, 3434341, 4320705, 10303023, 17171705, 51515115, 196241147, 588723441, 981205735, 2943617205, 13933121437, 41799364311, 69665607185, 208996821555]

約数ペア:

[(1, 208996821555), (3, 69665607185), (5, 41799364311), (15, 13933121437), (71, 2943617205), (213, 981205735), (355, 588723441), (1065, 196241147), (4057, 51515115), (12171, 17171705), (20285, 10303023), (48371, 4320705), (60855, 3434341), (145113, 1440235), (241855, 864141), (288047, 725565)]