128706984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255371}}^1$

素因数の和:255390

約数の個数: 48

約数和(自身を含む): 398380320

約数和(自身を除く): 269673336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255371, 510742, 766113, 1021484, 1532226, 1787597, 2042968, 2298339, 3064452, 3575194, 4596678, 5362791, 6128904, 7150388, 9193356, 10725582, 14300776, 16088373, 18386712, 21451164, 32176746, 42902328, 64353492, 128706984]

約数ペア:

[(1, 128706984), (2, 64353492), (3, 42902328), (4, 32176746), (6, 21451164), (7, 18386712), (8, 16088373), (9, 14300776), (12, 10725582), (14, 9193356), (18, 7150388), (21, 6128904), (24, 5362791), (28, 4596678), (36, 3575194), (42, 3064452), (56, 2298339), (63, 2042968), (72, 1787597), (84, 1532226), (126, 1021484), (168, 766113), (252, 510742), (504, 255371)]