248222015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 326120256

約数和(自身を除く): 77898241

約数列:

[1, 5, 17, 43, 85, 113, 215, 565, 601, 731, 1921, 3005, 3655, 4859, 9605, 10217, 24295, 25843, 51085, 67913, 82603, 129215, 339565, 413015, 439331, 1154521, 2196655, 2920259, 5772605, 14601295, 49644403, 248222015]

約数ペア:

[(1, 248222015), (5, 49644403), (17, 14601295), (43, 5772605), (85, 2920259), (113, 2196655), (215, 1154521), (565, 439331), (601, 413015), (731, 339565), (1921, 129215), (3005, 82603), (3655, 67913), (4859, 51085), (9605, 25843), (10217, 24295)]