201319215

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{220021}}^1$

素因数の和:220090

約数の個数: 16

約数和(自身を含む): 327392736

約数和(自身を除く): 126073521

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 220021, 660063, 1100105, 3300315, 13421281, 40263843, 67106405, 201319215]

約数ペア:

[(1, 201319215), (3, 67106405), (5, 40263843), (15, 13421281), (61, 3300315), (183, 1100105), (305, 660063), (915, 220021)]