12821787

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1877}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 21634560

約数和(自身を除く): 8812773

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 1877, 2277, 5631, 6831, 16893, 20647, 43171, 50679, 61941, 129513, 185823, 388539, 474881, 557469, 1165617, 1424643, 4273929, 12821787]

約数ペア:

[(1, 12821787), (3, 4273929), (9, 1424643), (11, 1165617), (23, 557469), (27, 474881), (33, 388539), (69, 185823), (99, 129513), (207, 61941), (253, 50679), (297, 43171), (621, 20647), (759, 16893), (1877, 6831), (2277, 5631)]