781129900539

素因数分解:

$3^4\times {\mathrm{174991}}^1\times {\mathrm{55109}}^1$

素因数の和:230112

約数の個数: 20

約数和(自身を含む): 1166900903520

約数和(自身を除く): 385771002981

約数列:

[1, 3, 9, 27, 81, 55109, 165327, 174991, 495981, 524973, 1487943, 1574919, 4463829, 4724757, 14174271, 9643579019, 28930737057, 86792211171, 260376633513, 781129900539]

約数ペア:

[(1, 781129900539), (3, 260376633513), (9, 86792211171), (27, 28930737057), (81, 9643579019), (55109, 14174271), (165327, 4724757), (174991, 4463829), (495981, 1574919), (524973, 1487943)]