2745015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 5408256

約数和(自身を除く): 2663241

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 2011, 6033, 10055, 14077, 26143, 30165, 42231, 70385, 78429, 130715, 183001, 211155, 392145, 549003, 915005, 2745015]

約数ペア:

[(1, 2745015), (3, 915005), (5, 549003), (7, 392145), (13, 211155), (15, 183001), (21, 130715), (35, 78429), (39, 70385), (65, 42231), (91, 30165), (105, 26143), (195, 14077), (273, 10055), (455, 6033), (1365, 2011)]