128839779

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{25981}}^1$

素因数の和:26035

約数の個数: 24

約数和(自身を含む): 202659600

約数和(自身を除く): 73819821

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 25981, 77943, 233829, 493639, 753449, 1480917, 2260347, 4442751, 6781041, 14315531, 42946593, 128839779]

約数ペア:

[(1, 128839779), (3, 42946593), (9, 14315531), (19, 6781041), (29, 4442751), (57, 2260347), (87, 1480917), (171, 753449), (261, 493639), (551, 233829), (1653, 77943), (4959, 25981)]