210570415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1993}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 294601536

約数和(自身を除く): 84031121

約数列:

[1, 5, 11, 17, 55, 85, 113, 187, 565, 935, 1243, 1921, 1993, 6215, 9605, 9965, 21131, 21923, 33881, 105655, 109615, 169405, 225209, 372691, 1126045, 1863455, 2477299, 3828553, 12386495, 19142765, 42114083, 210570415]

約数ペア:

[(1, 210570415), (5, 42114083), (11, 19142765), (17, 12386495), (55, 3828553), (85, 2477299), (113, 1863455), (187, 1126045), (565, 372691), (935, 225209), (1243, 169405), (1921, 109615), (1993, 105655), (6215, 33881), (9605, 21923), (9965, 21131)]