39138554

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 75995136

約数和(自身を除く): 36856582

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 637, 806, 991, 1274, 1519, 1982, 2821, 3038, 5642, 6937, 12883, 13874, 19747, 25766, 30721, 39494, 48559, 61442, 90181, 97118, 180362, 215047, 399373, 430094, 631267, 798746, 1262534, 1505329, 2795611, 3010658, 5591222, 19569277, 39138554]

約数ペア:

[(1, 39138554), (2, 19569277), (7, 5591222), (13, 3010658), (14, 2795611), (26, 1505329), (31, 1262534), (49, 798746), (62, 631267), (91, 430094), (98, 399373), (182, 215047), (217, 180362), (403, 97118), (434, 90181), (637, 61442), (806, 48559), (991, 39494), (1274, 30721), (1519, 25766), (1982, 19747), (2821, 13874), (3038, 12883), (5642, 6937)]