209212278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{487}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 478973952

約数和(自身を除く): 269761674

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 283, 487, 506, 566, 759, 849, 974, 1461, 1518, 1698, 2922, 3113, 5357, 6226, 6509, 9339, 10714, 11201, 13018, 16071, 18678, 19527, 22402, 32142, 33603, 39054, 67206, 71599, 123211, 137821, 143198, 214797, 246422, 275642, 369633, 413463, 429594, 739266, 826926, 1516031, 3032062, 3169883, 4548093, 6339766, 9096186, 9509649, 19019298, 34868713, 69737426, 104606139, 209212278]

約数ペア:

[(1, 209212278), (2, 104606139), (3, 69737426), (6, 34868713), (11, 19019298), (22, 9509649), (23, 9096186), (33, 6339766), (46, 4548093), (66, 3169883), (69, 3032062), (138, 1516031), (253, 826926), (283, 739266), (487, 429594), (506, 413463), (566, 369633), (759, 275642), (849, 246422), (974, 214797), (1461, 143198), (1518, 137821), (1698, 123211), (2922, 71599), (3113, 67206), (5357, 39054), (6226, 33603), (6509, 32142), (9339, 22402), (10714, 19527), (11201, 18678), (13018, 16071)]