72164337

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10639}}^1$

素因数の和:10685

約数の個数: 32

約数和(自身を含む): 122572800

約数和(自身を除く): 50408463

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 10639, 31917, 74473, 180863, 202141, 223419, 542589, 606423, 1266041, 1414987, 3436397, 3798123, 4244961, 10309191, 24054779, 72164337]

約数ペア:

[(1, 72164337), (3, 24054779), (7, 10309191), (17, 4244961), (19, 3798123), (21, 3436397), (51, 1414987), (57, 1266041), (119, 606423), (133, 542589), (323, 223419), (357, 202141), (399, 180863), (969, 74473), (2261, 31917), (6783, 10639)]