208599207

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 293289984

約数和(自身を除く): 84690777

約数列:

[1, 3, 47, 67, 71, 141, 201, 213, 311, 933, 3149, 3337, 4757, 9447, 10011, 14271, 14617, 20837, 22081, 43851, 62511, 66243, 223579, 670737, 979339, 1037807, 1479427, 2938017, 3113421, 4438281, 69533069, 208599207]

約数ペア:

[(1, 208599207), (3, 69533069), (47, 4438281), (67, 3113421), (71, 2938017), (141, 1479427), (201, 1037807), (213, 979339), (311, 670737), (933, 223579), (3149, 66243), (3337, 62511), (4757, 43851), (9447, 22081), (10011, 20837), (14271, 14617)]