81128762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{857}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 143567424

約数和(自身を除く): 62438662

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 331, 662, 857, 1714, 3641, 4303, 7282, 8606, 9427, 11141, 18854, 22282, 47333, 94666, 122551, 245102, 283667, 567334, 3120337, 3687671, 6240674, 7375342, 40564381, 81128762]

約数ペア:

[(1, 81128762), (2, 40564381), (11, 7375342), (13, 6240674), (22, 3687671), (26, 3120337), (143, 567334), (286, 283667), (331, 245102), (662, 122551), (857, 94666), (1714, 47333), (3641, 22282), (4303, 18854), (7282, 11141), (8606, 9427)]