128909196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{275447}}^1$

素因数の和:275470

約数の個数: 36

約数和(自身を含む): 350920752

約数和(自身を除く): 222011556

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 275447, 550894, 826341, 1101788, 1652682, 2479023, 3305364, 3580811, 4958046, 7161622, 9916092, 10742433, 14323244, 21484866, 32227299, 42969732, 64454598, 128909196]

約数ペア:

[(1, 128909196), (2, 64454598), (3, 42969732), (4, 32227299), (6, 21484866), (9, 14323244), (12, 10742433), (13, 9916092), (18, 7161622), (26, 4958046), (36, 3580811), (39, 3305364), (52, 2479023), (78, 1652682), (117, 1101788), (156, 826341), (234, 550894), (468, 275447)]