208434824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3870

約数の個数: 64

約数和(自身を含む): 460131840

約数和(自身を除く): 251697016

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 3803, 4216, 6851, 7606, 13702, 15212, 27404, 30424, 49439, 54808, 64651, 98878, 117893, 129302, 197756, 235786, 258604, 395512, 471572, 517208, 840463, 943144, 1532609, 1680926, 2004181, 3065218, 3361852, 4008362, 6130436, 6723704, 8016724, 12260872, 16033448, 26054353, 52108706, 104217412, 208434824]

約数ペア:

[(1, 208434824), (2, 104217412), (4, 52108706), (8, 26054353), (13, 16033448), (17, 12260872), (26, 8016724), (31, 6723704), (34, 6130436), (52, 4008362), (62, 3361852), (68, 3065218), (104, 2004181), (124, 1680926), (136, 1532609), (221, 943144), (248, 840463), (403, 517208), (442, 471572), (527, 395512), (806, 258604), (884, 235786), (1054, 197756), (1612, 129302), (1768, 117893), (2108, 98878), (3224, 64651), (3803, 54808), (4216, 49439), (6851, 30424), (7606, 27404), (13702, 15212)]