67128215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1543}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 101385216

約数和(自身を除く): 34257001

約数列:

[1, 5, 7, 11, 35, 55, 77, 113, 385, 565, 791, 1243, 1543, 3955, 6215, 7715, 8701, 10801, 16973, 43505, 54005, 84865, 118811, 174359, 594055, 871795, 1220513, 1917949, 6102565, 9589745, 13425643, 67128215]

約数ペア:

[(1, 67128215), (5, 13425643), (7, 9589745), (11, 6102565), (35, 1917949), (55, 1220513), (77, 871795), (113, 594055), (385, 174359), (565, 118811), (791, 84865), (1243, 54005), (1543, 43505), (3955, 16973), (6215, 10801), (7715, 8701)]