128529639

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 233164800

約数和(自身を除く): 104635161

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 109, 119, 153, 189, 327, 357, 367, 459, 763, 981, 1071, 1101, 1853, 2289, 2569, 2943, 3213, 3303, 5559, 6239, 6867, 7707, 9909, 12971, 16677, 18717, 20601, 23121, 38913, 40003, 43673, 50031, 56151, 69363, 116739, 120009, 131019, 168453, 280021, 350217, 360027, 393057, 680051, 840063, 1080081, 1179171, 2040153, 2520189, 4760357, 6120459, 7560567, 14281071, 18361377, 42843213, 128529639]

約数ペア:

[(1, 128529639), (3, 42843213), (7, 18361377), (9, 14281071), (17, 7560567), (21, 6120459), (27, 4760357), (51, 2520189), (63, 2040153), (109, 1179171), (119, 1080081), (153, 840063), (189, 680051), (327, 393057), (357, 360027), (367, 350217), (459, 280021), (763, 168453), (981, 131019), (1071, 120009), (1101, 116739), (1853, 69363), (2289, 56151), (2569, 50031), (2943, 43673), (3213, 40003), (3303, 38913), (5559, 23121), (6239, 20601), (6867, 18717), (7707, 16677), (9909, 12971)]