215127003

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{112573}}^1$

素因数の和:112603

約数の個数: 24

約数和(自身を含む): 359336208

約数和(自身を除く): 144209205

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 112573, 337719, 788011, 1463449, 2364033, 4390347, 5516077, 10244143, 16548231, 30732429, 71709001, 215127003]

約数ペア:

[(1, 215127003), (3, 71709001), (7, 30732429), (13, 16548231), (21, 10244143), (39, 5516077), (49, 4390347), (91, 2364033), (147, 1463449), (273, 788011), (637, 337719), (1911, 112573)]