128273418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78311}}^1$

素因数の和:78339

約数の個数: 48

約数和(自身を含む): 342066816

約数和(自身を除く): 213793398

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 78311, 156622, 234933, 469866, 548177, 704799, 1018043, 1096354, 1409598, 1644531, 2036086, 3054129, 3289062, 4933593, 6108258, 7126301, 9162387, 9867186, 14252602, 18324774, 21378903, 42757806, 64136709, 128273418]

約数ペア:

[(1, 128273418), (2, 64136709), (3, 42757806), (6, 21378903), (7, 18324774), (9, 14252602), (13, 9867186), (14, 9162387), (18, 7126301), (21, 6108258), (26, 4933593), (39, 3289062), (42, 3054129), (63, 2036086), (78, 1644531), (91, 1409598), (117, 1096354), (126, 1018043), (182, 704799), (234, 548177), (273, 469866), (546, 234933), (819, 156622), (1638, 78311)]