209017928

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 482630400

約数和(自身を除く): 273612472

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 97, 98, 161, 184, 194, 196, 239, 322, 388, 392, 478, 644, 679, 776, 956, 1127, 1288, 1358, 1673, 1912, 2231, 2254, 2716, 3346, 4462, 4508, 4753, 5432, 5497, 6692, 8924, 9016, 9506, 10994, 11711, 13384, 15617, 17848, 19012, 21988, 23183, 23422, 31234, 38024, 38479, 43976, 46366, 46844, 62468, 76958, 92732, 93688, 109319, 124936, 153916, 162281, 185464, 218638, 269353, 307832, 324562, 437276, 533209, 538706, 649124, 874552, 1066418, 1077412, 1135967, 1298248, 2132836, 2154824, 2271934, 3732463, 4265672, 4543868, 7464926, 9087736, 14929852, 26127241, 29859704, 52254482, 104508964, 209017928]

約数ペア:

[(1, 209017928), (2, 104508964), (4, 52254482), (7, 29859704), (8, 26127241), (14, 14929852), (23, 9087736), (28, 7464926), (46, 4543868), (49, 4265672), (56, 3732463), (92, 2271934), (97, 2154824), (98, 2132836), (161, 1298248), (184, 1135967), (194, 1077412), (196, 1066418), (239, 874552), (322, 649124), (388, 538706), (392, 533209), (478, 437276), (644, 324562), (679, 307832), (776, 269353), (956, 218638), (1127, 185464), (1288, 162281), (1358, 153916), (1673, 124936), (1912, 109319), (2231, 93688), (2254, 92732), (2716, 76958), (3346, 62468), (4462, 46844), (4508, 46366), (4753, 43976), (5432, 38479), (5497, 38024), (6692, 31234), (8924, 23422), (9016, 23183), (9506, 21988), (10994, 19012), (11711, 17848), (13384, 15617)]