68940963

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 130099200

約数和(自身を除く): 61158237

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 81, 91, 117, 141, 189, 199, 273, 329, 351, 423, 567, 597, 611, 819, 987, 1053, 1269, 1393, 1791, 1833, 2457, 2587, 2961, 3807, 4179, 4277, 5373, 5499, 7371, 7761, 8883, 9353, 12537, 12831, 16119, 16497, 18109, 23283, 26649, 28059, 37611, 38493, 49491, 54327, 65471, 69849, 84177, 112833, 115479, 121589, 162981, 196413, 209547, 252531, 346437, 364767, 488943, 589239, 757593, 851123, 1094301, 1466829, 1767717, 2553369, 3282903, 5303151, 7660107, 9848709, 22980321, 68940963]

約数ペア:

[(1, 68940963), (3, 22980321), (7, 9848709), (9, 7660107), (13, 5303151), (21, 3282903), (27, 2553369), (39, 1767717), (47, 1466829), (63, 1094301), (81, 851123), (91, 757593), (117, 589239), (141, 488943), (189, 364767), (199, 346437), (273, 252531), (329, 209547), (351, 196413), (423, 162981), (567, 121589), (597, 115479), (611, 112833), (819, 84177), (987, 69849), (1053, 65471), (1269, 54327), (1393, 49491), (1791, 38493), (1833, 37611), (2457, 28059), (2587, 26649), (2961, 23283), (3807, 18109), (4179, 16497), (4277, 16119), (5373, 12831), (5499, 12537), (7371, 9353), (7761, 8883)]