138955208

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1894

約数の個数: 64

約数和(自身を含む): 317904000

約数和(自身を除く): 178948792

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 511, 532, 584, 1022, 1064, 1387, 1789, 2044, 2774, 3578, 4088, 5548, 7156, 9709, 11096, 12523, 14312, 19418, 25046, 33991, 38836, 50092, 67982, 77672, 100184, 130597, 135964, 237937, 261194, 271928, 475874, 522388, 914179, 951748, 1044776, 1828358, 1903496, 2481343, 3656716, 4962686, 7313432, 9925372, 17369401, 19850744, 34738802, 69477604, 138955208]

約数ペア:

[(1, 138955208), (2, 69477604), (4, 34738802), (7, 19850744), (8, 17369401), (14, 9925372), (19, 7313432), (28, 4962686), (38, 3656716), (56, 2481343), (73, 1903496), (76, 1828358), (133, 1044776), (146, 951748), (152, 914179), (266, 522388), (292, 475874), (511, 271928), (532, 261194), (584, 237937), (1022, 135964), (1064, 130597), (1387, 100184), (1789, 77672), (2044, 67982), (2774, 50092), (3578, 38836), (4088, 33991), (5548, 25046), (7156, 19418), (9709, 14312), (11096, 12523)]