210880449

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 358758400

約数和(自身を除く): 147877951

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 103, 117, 171, 247, 307, 309, 351, 513, 741, 921, 927, 1339, 1957, 2223, 2763, 2781, 3991, 4017, 5833, 5871, 6669, 8289, 11973, 12051, 17499, 17613, 25441, 31621, 35919, 36153, 52497, 52839, 75829, 76323, 94863, 107757, 157491, 227487, 228969, 284589, 411073, 600799, 682461, 686907, 853767, 1233219, 1802397, 2047383, 3699657, 5407191, 7810387, 11098971, 16221573, 23431161, 70293483, 210880449]

約数ペア:

[(1, 210880449), (3, 70293483), (9, 23431161), (13, 16221573), (19, 11098971), (27, 7810387), (39, 5407191), (57, 3699657), (103, 2047383), (117, 1802397), (171, 1233219), (247, 853767), (307, 686907), (309, 682461), (351, 600799), (513, 411073), (741, 284589), (921, 228969), (927, 227487), (1339, 157491), (1957, 107757), (2223, 94863), (2763, 76323), (2781, 75829), (3991, 52839), (4017, 52497), (5833, 36153), (5871, 35919), (6669, 31621), (8289, 25441), (11973, 17613), (12051, 17499)]