201618879

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1861}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 346421376

約数和(自身を除く): 144802497

約数列:

[1, 3, 7, 11, 21, 33, 49, 67, 77, 147, 201, 231, 469, 539, 737, 1407, 1617, 1861, 2211, 3283, 5159, 5583, 9849, 13027, 15477, 20471, 36113, 39081, 61413, 91189, 108339, 124687, 143297, 273567, 374061, 429891, 872809, 1003079, 1371557, 2618427, 3009237, 4114671, 6109663, 9600899, 18328989, 28802697, 67206293, 201618879]

約数ペア:

[(1, 201618879), (3, 67206293), (7, 28802697), (11, 18328989), (21, 9600899), (33, 6109663), (49, 4114671), (67, 3009237), (77, 2618427), (147, 1371557), (201, 1003079), (231, 872809), (469, 429891), (539, 374061), (737, 273567), (1407, 143297), (1617, 124687), (1861, 108339), (2211, 91189), (3283, 61413), (5159, 39081), (5583, 36113), (9849, 20471), (13027, 15477)]