128900538

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1321}}^1$

素因数の和:1484

約数の個数: 64

約数和(自身を含む): 310934400

約数和(自身を除く): 182033862

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 139, 234, 278, 351, 417, 702, 834, 1251, 1321, 1807, 2502, 2642, 3614, 3753, 3963, 5421, 7506, 7926, 10842, 11889, 16263, 17173, 23778, 32526, 34346, 35667, 48789, 51519, 71334, 97578, 103038, 154557, 183619, 309114, 367238, 463671, 550857, 927342, 1101714, 1652571, 2387047, 3305142, 4774094, 4957713, 7161141, 9915426, 14322282, 21483423, 42966846, 64450269, 128900538]

約数ペア:

[(1, 128900538), (2, 64450269), (3, 42966846), (6, 21483423), (9, 14322282), (13, 9915426), (18, 7161141), (26, 4957713), (27, 4774094), (39, 3305142), (54, 2387047), (78, 1652571), (117, 1101714), (139, 927342), (234, 550857), (278, 463671), (351, 367238), (417, 309114), (702, 183619), (834, 154557), (1251, 103038), (1321, 97578), (1807, 71334), (2502, 51519), (2642, 48789), (3614, 35667), (3753, 34346), (3963, 32526), (5421, 23778), (7506, 17173), (7926, 16263), (10842, 11889)]