128873628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{275371}}^1$

素因数の和:275394

約数の個数: 36

約数和(自身を含む): 350823928

約数和(自身を除く): 221950300

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 275371, 550742, 826113, 1101484, 1652226, 2478339, 3304452, 3579823, 4956678, 7159646, 9913356, 10739469, 14319292, 21478938, 32218407, 42957876, 64436814, 128873628]

約数ペア:

[(1, 128873628), (2, 64436814), (3, 42957876), (4, 32218407), (6, 21478938), (9, 14319292), (12, 10739469), (13, 9913356), (18, 7159646), (26, 4956678), (36, 3579823), (39, 3304452), (52, 2478339), (78, 1652226), (117, 1101484), (156, 826113), (234, 550742), (468, 275371)]