1389236394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{6221}}^1$

素因数の和:6655

約数の個数: 64

約数和(自身を含む): 3428570880

約数和(自身を除く): 2039334486

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 409, 546, 818, 1227, 2454, 2863, 5317, 5726, 6221, 8589, 10634, 12442, 15951, 17178, 18663, 31902, 37219, 37326, 43547, 74438, 80873, 87094, 111657, 130641, 161746, 223314, 242619, 261282, 485238, 566111, 1132222, 1698333, 2544389, 3396666, 5088778, 7633167, 15266334, 17810723, 33077057, 35621446, 53432169, 66154114, 99231171, 106864338, 198462342, 231539399, 463078798, 694618197, 1389236394]

約数ペア:

[(1, 1389236394), (2, 694618197), (3, 463078798), (6, 231539399), (7, 198462342), (13, 106864338), (14, 99231171), (21, 66154114), (26, 53432169), (39, 35621446), (42, 33077057), (78, 17810723), (91, 15266334), (182, 7633167), (273, 5088778), (409, 3396666), (546, 2544389), (818, 1698333), (1227, 1132222), (2454, 566111), (2863, 485238), (5317, 261282), (5726, 242619), (6221, 223314), (8589, 161746), (10634, 130641), (12442, 111657), (15951, 87094), (17178, 80873), (18663, 74438), (31902, 43547), (37219, 37326)]