2188049139

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{90749}}^1$

素因数の和:90824

約数の個数: 32

約数和(自身を含む): 3484800000

約数和(自身を除く): 1296750861

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1269, 2679, 8037, 24111, 90749, 272247, 816741, 1724231, 2450223, 4265203, 5172693, 12795609, 15518079, 38386827, 46554237, 81038857, 115160481, 243116571, 729349713, 2188049139]

約数ペア:

[(1, 2188049139), (3, 729349713), (9, 243116571), (19, 115160481), (27, 81038857), (47, 46554237), (57, 38386827), (141, 15518079), (171, 12795609), (423, 5172693), (513, 4265203), (893, 2450223), (1269, 1724231), (2679, 816741), (8037, 272247), (24111, 90749)]