51324567

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 82790400

約数和(自身を除く): 31465833

約数列:

[1, 3, 7, 19, 21, 57, 133, 307, 399, 419, 921, 1257, 2149, 2933, 5833, 6447, 7961, 8799, 17499, 23883, 40831, 55727, 122493, 128633, 167181, 385899, 900431, 2444027, 2701293, 7332081, 17108189, 51324567]

約数ペア:

[(1, 51324567), (3, 17108189), (7, 7332081), (19, 2701293), (21, 2444027), (57, 900431), (133, 385899), (307, 167181), (399, 128633), (419, 122493), (921, 55727), (1257, 40831), (2149, 23883), (2933, 17499), (5833, 8799), (6447, 7961)]