128509291236

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{81748913}}^1$

素因数の和:81749051

約数の個数: 24

約数和(自身を含む): 302143986144

約数和(自身を除く): 173634694908

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 81748913, 163497826, 245246739, 326995652, 490493478, 980986956, 10709107603, 21418215206, 32127322809, 42836430412, 64254645618, 128509291236]

約数ペア:

[(1, 128509291236), (2, 64254645618), (3, 42836430412), (4, 32127322809), (6, 21418215206), (12, 10709107603), (131, 980986956), (262, 490493478), (393, 326995652), (524, 245246739), (786, 163497826), (1572, 81748913)]