320467897438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1\times {\mathrm{138337}}^1$

素因数の和:139132

約数の個数: 32

約数和(自身を含む): 522220416480

約数和(自身を除く): 201752519042

約数列:

[1, 2, 13, 26, 139, 278, 641, 1282, 1807, 3614, 8333, 16666, 89099, 138337, 178198, 276674, 1158287, 1798381, 2316574, 3596762, 19228843, 38457686, 88674017, 177348034, 249974959, 499949918, 1152762221, 2305524442, 12325688363, 24651376726, 160233948719, 320467897438]

約数ペア:

[(1, 320467897438), (2, 160233948719), (13, 24651376726), (26, 12325688363), (139, 2305524442), (278, 1152762221), (641, 499949918), (1282, 249974959), (1807, 177348034), (3614, 88674017), (8333, 38457686), (16666, 19228843), (89099, 3596762), (138337, 2316574), (178198, 1798381), (276674, 1158287)]