81125523

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 42253677

約数列:

[1, 3, 9, 27, 71, 101, 213, 303, 419, 639, 909, 1257, 1917, 2727, 3771, 7171, 11313, 21513, 29749, 42319, 64539, 89247, 126957, 193617, 267741, 380871, 803223, 1142613, 3004649, 9013947, 27041841, 81125523]

約数ペア:

[(1, 81125523), (3, 27041841), (9, 9013947), (27, 3004649), (71, 1142613), (101, 803223), (213, 380871), (303, 267741), (419, 193617), (639, 126957), (909, 89247), (1257, 64539), (1917, 42319), (2727, 29749), (3771, 21513), (7171, 11313)]