1389704358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 3360817152

約数和(自身を除く): 1971112794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 73, 83, 86, 127, 129, 146, 166, 219, 249, 254, 258, 301, 381, 438, 498, 511, 581, 602, 762, 889, 903, 1022, 1162, 1533, 1743, 1778, 1806, 2667, 3066, 3139, 3486, 3569, 5334, 5461, 6059, 6278, 7138, 9271, 9417, 10541, 10707, 10922, 12118, 16383, 18177, 18542, 18834, 21082, 21414, 21973, 24983, 27813, 31623, 32766, 36354, 38227, 42413, 43946, 49966, 55626, 63246, 64897, 65919, 73787, 74949, 76454, 84826, 114681, 127239, 129794, 131838, 147574, 149898, 194691, 221361, 229362, 254478, 260537, 389382, 398653, 442722, 453263, 521074, 769493, 781611, 797306, 906526, 1195959, 1359789, 1538986, 1563222, 1823759, 2308479, 2391918, 2719578, 2790571, 3172841, 3647518, 4616958, 5386451, 5471277, 5581142, 6345682, 8371713, 9518523, 10772902, 10942554, 16159353, 16743426, 19037046, 32318706, 33088199, 66176398, 99264597, 198529194, 231617393, 463234786, 694852179, 1389704358]

約数ペア:

[(1, 1389704358), (2, 694852179), (3, 463234786), (6, 231617393), (7, 198529194), (14, 99264597), (21, 66176398), (42, 33088199), (43, 32318706), (73, 19037046), (83, 16743426), (86, 16159353), (127, 10942554), (129, 10772902), (146, 9518523), (166, 8371713), (219, 6345682), (249, 5581142), (254, 5471277), (258, 5386451), (301, 4616958), (381, 3647518), (438, 3172841), (498, 2790571), (511, 2719578), (581, 2391918), (602, 2308479), (762, 1823759), (889, 1563222), (903, 1538986), (1022, 1359789), (1162, 1195959), (1533, 906526), (1743, 797306), (1778, 781611), (1806, 769493), (2667, 521074), (3066, 453263), (3139, 442722), (3486, 398653), (3569, 389382), (5334, 260537), (5461, 254478), (6059, 229362), (6278, 221361), (7138, 194691), (9271, 149898), (9417, 147574), (10541, 131838), (10707, 129794), (10922, 127239), (12118, 114681), (16383, 84826), (18177, 76454), (18542, 74949), (18834, 73787), (21082, 65919), (21414, 64897), (21973, 63246), (24983, 55626), (27813, 49966), (31623, 43946), (32766, 42413), (36354, 38227)]