199973477

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 235146240

約数和(自身を除く): 35172763

約数列:

[1, 11, 23, 83, 89, 107, 253, 913, 979, 1177, 1909, 2047, 2461, 7387, 8881, 9523, 20999, 22517, 27071, 81257, 97691, 104753, 169901, 204263, 219029, 790409, 1868911, 2246893, 2409319, 8694499, 18179407, 199973477]

約数ペア:

[(1, 199973477), (11, 18179407), (23, 8694499), (83, 2409319), (89, 2246893), (107, 1868911), (253, 790409), (913, 219029), (979, 204263), (1177, 169901), (1909, 104753), (2047, 97691), (2461, 81257), (7387, 27071), (8881, 22517), (9523, 20999)]