219314305

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1543}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 313049088

約数和(自身を除く): 93734783

約数列:

[1, 5, 7, 31, 35, 131, 155, 217, 655, 917, 1085, 1543, 4061, 4585, 7715, 10801, 20305, 28427, 47833, 54005, 142135, 202133, 239165, 334831, 1010665, 1414931, 1674155, 6266123, 7074655, 31330615, 43862861, 219314305]

約数ペア:

[(1, 219314305), (5, 43862861), (7, 31330615), (31, 7074655), (35, 6266123), (131, 1674155), (155, 1414931), (217, 1010665), (655, 334831), (917, 239165), (1085, 202133), (1543, 142135), (4061, 54005), (4585, 47833), (7715, 28427), (10801, 20305)]