208969852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 469145600

約数和(自身を除く): 260175748

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 79, 86, 91, 158, 169, 172, 182, 301, 316, 338, 364, 553, 559, 602, 676, 1027, 1106, 1118, 1183, 1204, 2054, 2197, 2212, 2236, 2366, 3397, 3913, 4108, 4394, 4732, 6794, 7189, 7267, 7826, 8788, 13351, 13588, 14378, 14534, 15379, 15652, 23779, 26702, 28756, 29068, 30758, 44161, 47558, 50869, 53404, 61516, 88322, 93457, 94471, 95116, 101738, 173563, 176644, 186914, 188942, 203476, 309127, 347126, 373828, 377884, 574093, 618254, 661297, 694252, 1148186, 1214941, 1236508, 1322594, 2296372, 2429882, 2645188, 4018651, 4859764, 7463209, 8037302, 14926418, 16074604, 29852836, 52242463, 104484926, 208969852]

約数ペア:

[(1, 208969852), (2, 104484926), (4, 52242463), (7, 29852836), (13, 16074604), (14, 14926418), (26, 8037302), (28, 7463209), (43, 4859764), (52, 4018651), (79, 2645188), (86, 2429882), (91, 2296372), (158, 1322594), (169, 1236508), (172, 1214941), (182, 1148186), (301, 694252), (316, 661297), (338, 618254), (364, 574093), (553, 377884), (559, 373828), (602, 347126), (676, 309127), (1027, 203476), (1106, 188942), (1118, 186914), (1183, 176644), (1204, 173563), (2054, 101738), (2197, 95116), (2212, 94471), (2236, 93457), (2366, 88322), (3397, 61516), (3913, 53404), (4108, 50869), (4394, 47558), (4732, 44161), (6794, 30758), (7189, 29068), (7267, 28756), (7826, 26702), (8788, 23779), (13351, 15652), (13588, 15379), (14378, 14534)]