210492821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 273063936

約数和(自身を除く): 62571115

約数列:

[1, 7, 11, 31, 77, 163, 217, 341, 541, 1141, 1793, 2387, 3787, 5053, 5951, 12551, 16771, 35371, 41657, 55583, 88183, 117397, 184481, 389081, 617281, 970013, 1291367, 2733673, 6790091, 19135711, 30070403, 210492821]

約数ペア:

[(1, 210492821), (7, 30070403), (11, 19135711), (31, 6790091), (77, 2733673), (163, 1291367), (217, 970013), (341, 617281), (541, 389081), (1141, 184481), (1793, 117397), (2387, 88183), (3787, 55583), (5053, 41657), (5951, 35371), (12551, 16771)]