1291638461

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 1440550656

約数和(自身を除く): 148912195

約数列:

[1, 17, 53, 61, 71, 331, 901, 1037, 1207, 3233, 3763, 4331, 5627, 17543, 20191, 23501, 54961, 63971, 73627, 229543, 298231, 343247, 399517, 1070123, 1245553, 1433561, 3902231, 18192091, 21174401, 24370537, 75978733, 1291638461]

約数ペア:

[(1, 1291638461), (17, 75978733), (53, 24370537), (61, 21174401), (71, 18192091), (331, 3902231), (901, 1433561), (1037, 1245553), (1207, 1070123), (3233, 399517), (3763, 343247), (4331, 298231), (5627, 229543), (17543, 73627), (20191, 63971), (23501, 54961)]