200205957

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{1249}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 324000000

約数和(自身を除く): 123794043

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 449, 1249, 1347, 3143, 3747, 7633, 8743, 9429, 21233, 22899, 26229, 53431, 63699, 148631, 160293, 445893, 560801, 1682403, 3925607, 9533617, 11776821, 28600851, 66735319, 200205957]

約数ペア:

[(1, 200205957), (3, 66735319), (7, 28600851), (17, 11776821), (21, 9533617), (51, 3925607), (119, 1682403), (357, 560801), (449, 445893), (1249, 160293), (1347, 148631), (3143, 63699), (3747, 53431), (7633, 26229), (8743, 22899), (9429, 21233)]