259440012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{42643}}^1$

素因数の和:42679

約数の個数: 54

約数和(自身を含む): 710150532

約数和(自身を除く): 450710520

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 42643, 85286, 127929, 170572, 255858, 383787, 511716, 554359, 767574, 1108718, 1535148, 1663077, 2217436, 3326154, 4989231, 6652308, 7206667, 9978462, 14413334, 19956924, 21620001, 28826668, 43240002, 64860003, 86480004, 129720006, 259440012]

約数ペア:

[(1, 259440012), (2, 129720006), (3, 86480004), (4, 64860003), (6, 43240002), (9, 28826668), (12, 21620001), (13, 19956924), (18, 14413334), (26, 9978462), (36, 7206667), (39, 6652308), (52, 4989231), (78, 3326154), (117, 2217436), (156, 1663077), (169, 1535148), (234, 1108718), (338, 767574), (468, 554359), (507, 511716), (676, 383787), (1014, 255858), (1521, 170572), (2028, 127929), (3042, 85286), (6084, 42643)]