81392187357

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{937}}^1\times {\mathrm{2243}}^1$

素因数の和:3530

約数の個数: 48

約数和(自身を含む): 127184785728

約数和(自身を除く): 45792598371

約数列:

[1, 3, 9, 13, 39, 117, 331, 937, 993, 2243, 2811, 2979, 4303, 6729, 8433, 12181, 12909, 20187, 29159, 36543, 38727, 87477, 109629, 262431, 310147, 742433, 930441, 2101691, 2227299, 2791323, 4031911, 6305073, 6681897, 9651629, 12095733, 18915219, 27321983, 28954887, 36287199, 81965949, 86864661, 245897847, 695659721, 2086979163, 6260937489, 9043576373, 27130729119, 81392187357]

約数ペア:

[(1, 81392187357), (3, 27130729119), (9, 9043576373), (13, 6260937489), (39, 2086979163), (117, 695659721), (331, 245897847), (937, 86864661), (993, 81965949), (2243, 36287199), (2811, 28954887), (2979, 27321983), (4303, 18915219), (6729, 12095733), (8433, 9651629), (12181, 6681897), (12909, 6305073), (20187, 4031911), (29159, 2791323), (36543, 2227299), (38727, 2101691), (87477, 930441), (109629, 742433), (262431, 310147)]