66450391

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 84049920

約数和(自身を除く): 17599529

約数列:

[1, 7, 19, 31, 71, 133, 217, 227, 497, 589, 1349, 1589, 2201, 4123, 4313, 7037, 9443, 15407, 16117, 30191, 41819, 49259, 112819, 133703, 292733, 306223, 499627, 935921, 2143561, 3497389, 9492913, 66450391]

約数ペア:

[(1, 66450391), (7, 9492913), (19, 3497389), (31, 2143561), (71, 935921), (133, 499627), (217, 306223), (227, 292733), (497, 133703), (589, 112819), (1349, 49259), (1589, 41819), (2201, 30191), (4123, 16117), (4313, 15407), (7037, 9443)]