56817201

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 91816960

約数和(自身を除く): 34999759

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 907, 1099, 2721, 2983, 3297, 6349, 8949, 17233, 19047, 20881, 51699, 62643, 120631, 142399, 361893, 427197, 996793, 2705581, 2990379, 8116743, 18939067, 56817201]

約数ペア:

[(1, 56817201), (3, 18939067), (7, 8116743), (19, 2990379), (21, 2705581), (57, 996793), (133, 427197), (157, 361893), (399, 142399), (471, 120631), (907, 62643), (1099, 51699), (2721, 20881), (2983, 19047), (3297, 17233), (6349, 8949)]