1128778847

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{1212437}}^1$

素因数の和:1212470

約数の個数: 12

約数和(自身を含む): 1382179320

約数和(自身を除く): 253400473

約数列:

[1, 7, 19, 49, 133, 931, 1212437, 8487059, 23036303, 59409413, 161254121, 1128778847]

約数ペア:

[(1, 1128778847), (7, 161254121), (19, 59409413), (49, 23036303), (133, 8487059), (931, 1212437)]