211399486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{7103}}^1$

素因数の和:7775

約数の個数: 16

約数和(自身を含む): 331444224

約数和(自身を除く): 120044738

約数列:

[1, 2, 23, 46, 647, 1294, 7103, 14206, 14881, 29762, 163369, 326738, 4595641, 9191282, 105699743, 211399486]

約数ペア:

[(1, 211399486), (2, 105699743), (23, 9191282), (46, 4595641), (647, 326738), (1294, 163369), (7103, 29762), (14206, 14881)]