205804515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{3623}}^1$

素因数の和:4179

約数の個数: 32

約数和(自身を含む): 377127936

約数和(自身を除く): 171323421

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 541, 1623, 2705, 3623, 3787, 8115, 10869, 11361, 18115, 18935, 25361, 54345, 56805, 76083, 126805, 380415, 1960043, 5880129, 9800215, 13720301, 29400645, 41160903, 68601505, 205804515]

約数ペア:

[(1, 205804515), (3, 68601505), (5, 41160903), (7, 29400645), (15, 13720301), (21, 9800215), (35, 5880129), (105, 1960043), (541, 380415), (1623, 126805), (2705, 76083), (3623, 56805), (3787, 54345), (8115, 25361), (10869, 18935), (11361, 18115)]