127958215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2617}}^1$

素因数の和:2767

約数の個数: 32

約数和(自身を含む): 193019904

約数和(自身を除く): 65061689

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 385, 635, 889, 1397, 2617, 4445, 6985, 9779, 13085, 18319, 28787, 48895, 91595, 143935, 201509, 332359, 1007545, 1661795, 2326513, 3655949, 11632565, 18279745, 25591643, 127958215]

約数ペア:

[(1, 127958215), (5, 25591643), (7, 18279745), (11, 11632565), (35, 3655949), (55, 2326513), (77, 1661795), (127, 1007545), (385, 332359), (635, 201509), (889, 143935), (1397, 91595), (2617, 48895), (4445, 28787), (6985, 18319), (9779, 13085)]