2688861

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 4515840

約数和(自身を除く): 1826979

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 293, 399, 437, 483, 879, 1311, 2051, 3059, 5567, 6153, 6739, 9177, 16701, 20217, 38969, 47173, 116907, 128041, 141519, 384123, 896287, 2688861]

約数ペア:

[(1, 2688861), (3, 896287), (7, 384123), (19, 141519), (21, 128041), (23, 116907), (57, 47173), (69, 38969), (133, 20217), (161, 16701), (293, 9177), (399, 6739), (437, 6153), (483, 5567), (879, 3059), (1311, 2051)]