128533278

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 279417600

約数和(自身を除く): 150884322

約数列:

[1, 2, 3, 6, 29, 41, 43, 58, 82, 86, 87, 123, 129, 174, 246, 258, 419, 838, 1189, 1247, 1257, 1763, 2378, 2494, 2514, 3526, 3567, 3741, 5289, 7134, 7482, 10578, 12151, 17179, 18017, 24302, 34358, 36034, 36453, 51127, 51537, 54051, 72906, 102254, 103074, 108102, 153381, 306762, 498191, 522493, 738697, 996382, 1044986, 1477394, 1494573, 1567479, 2216091, 2989146, 3134958, 4432182, 21422213, 42844426, 64266639, 128533278]

約数ペア:

[(1, 128533278), (2, 64266639), (3, 42844426), (6, 21422213), (29, 4432182), (41, 3134958), (43, 2989146), (58, 2216091), (82, 1567479), (86, 1494573), (87, 1477394), (123, 1044986), (129, 996382), (174, 738697), (246, 522493), (258, 498191), (419, 306762), (838, 153381), (1189, 108102), (1247, 103074), (1257, 102254), (1763, 72906), (2378, 54051), (2494, 51537), (2514, 51127), (3526, 36453), (3567, 36034), (3741, 34358), (5289, 24302), (7134, 18017), (7482, 17179), (10578, 12151)]