138639573

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 228614400

約数和(自身を除く): 89974827

約数列:

[1, 3, 9, 17, 27, 41, 51, 53, 123, 139, 153, 159, 369, 417, 459, 477, 697, 901, 1107, 1251, 1431, 2091, 2173, 2363, 2703, 3753, 5699, 6273, 6519, 7089, 7367, 8109, 17097, 18819, 19557, 21267, 22101, 24327, 36941, 51291, 58671, 63801, 66303, 96883, 110823, 125239, 153873, 198909, 290649, 302047, 332469, 375717, 871947, 906141, 997407, 1127151, 2615841, 2718423, 3381453, 5134799, 8155269, 15404397, 46213191, 138639573]

約数ペア:

[(1, 138639573), (3, 46213191), (9, 15404397), (17, 8155269), (27, 5134799), (41, 3381453), (51, 2718423), (53, 2615841), (123, 1127151), (139, 997407), (153, 906141), (159, 871947), (369, 375717), (417, 332469), (459, 302047), (477, 290649), (697, 198909), (901, 153873), (1107, 125239), (1251, 110823), (1431, 96883), (2091, 66303), (2173, 63801), (2363, 58671), (2703, 51291), (3753, 36941), (5699, 24327), (6273, 22101), (6519, 21267), (7089, 19557), (7367, 18819), (8109, 17097)]