1557517985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 2010500352

約数和(自身を除く): 452982367

約数列:

[1, 5, 17, 85, 113, 167, 565, 835, 971, 1921, 2839, 4855, 9605, 14195, 16507, 18871, 82535, 94355, 109723, 162157, 320807, 548615, 810785, 1604035, 1865291, 2756669, 9326455, 13783345, 18323741, 91618705, 311503597, 1557517985]

約数ペア:

[(1, 1557517985), (5, 311503597), (17, 91618705), (85, 18323741), (113, 13783345), (167, 9326455), (565, 2756669), (835, 1865291), (971, 1604035), (1921, 810785), (2839, 548615), (4855, 320807), (9605, 162157), (14195, 109723), (16507, 94355), (18871, 82535)]