2106195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 4150272

約数和(自身を除く): 2044077

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1543, 4629, 7715, 10801, 20059, 23145, 32403, 54005, 60177, 100295, 140413, 162015, 300885, 421239, 702065, 2106195]

約数ペア:

[(1, 2106195), (3, 702065), (5, 421239), (7, 300885), (13, 162015), (15, 140413), (21, 100295), (35, 60177), (39, 54005), (65, 32403), (91, 23145), (105, 20059), (195, 10801), (273, 7715), (455, 4629), (1365, 1543)]