30774471

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 25673529

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 51, 57, 91, 119, 133, 221, 247, 273, 323, 349, 357, 399, 663, 741, 969, 1047, 1547, 1729, 2261, 2443, 4199, 4537, 4641, 5187, 5933, 6631, 6783, 7329, 12597, 13611, 17799, 19893, 29393, 31759, 41531, 46417, 77129, 86203, 88179, 95277, 112727, 124593, 139251, 231387, 258609, 338181, 539903, 603421, 789089, 1465451, 1619709, 1810263, 2367267, 4396353, 10258157, 30774471]

約数ペア:

[(1, 30774471), (3, 10258157), (7, 4396353), (13, 2367267), (17, 1810263), (19, 1619709), (21, 1465451), (39, 789089), (51, 603421), (57, 539903), (91, 338181), (119, 258609), (133, 231387), (221, 139251), (247, 124593), (273, 112727), (323, 95277), (349, 88179), (357, 86203), (399, 77129), (663, 46417), (741, 41531), (969, 31759), (1047, 29393), (1547, 19893), (1729, 17799), (2261, 13611), (2443, 12597), (4199, 7329), (4537, 6783), (4641, 6631), (5187, 5933)]