51581978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{216731}}^1$

素因数の和:216757

約数の個数: 16

約数和(自身を含む): 93628224

約数和(自身を除く): 42046246

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 216731, 433462, 1517117, 3034234, 3684427, 7368854, 25790989, 51581978]

約数ペア:

[(1, 51581978), (2, 25790989), (7, 7368854), (14, 3684427), (17, 3034234), (34, 1517117), (119, 433462), (238, 216731)]