199800718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{60509}}^1$

素因数の和:60651

約数の個数: 16

約数和(自身を含む): 325301760

約数和(自身を除く): 125501042

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 60509, 121018, 786617, 1573234, 7684643, 15369286, 99900359, 199800718]

約数ペア:

[(1, 199800718), (2, 99900359), (13, 15369286), (26, 7684643), (127, 1573234), (254, 786617), (1651, 121018), (3302, 60509)]