51757299

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 91186368

約数和(自身を除く): 39429069

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 67, 81, 99, 153, 187, 201, 243, 289, 297, 459, 561, 603, 737, 867, 891, 1139, 1377, 1683, 1809, 2211, 2601, 2673, 3179, 3417, 4131, 5049, 5427, 6633, 7803, 9537, 10251, 12529, 15147, 16281, 19363, 19899, 23409, 28611, 30753, 37587, 45441, 58089, 59697, 70227, 85833, 92259, 112761, 174267, 179091, 212993, 257499, 276777, 338283, 522801, 638979, 772497, 1014849, 1568403, 1916937, 3044547, 4705209, 5750811, 17252433, 51757299]

約数ペア:

[(1, 51757299), (3, 17252433), (9, 5750811), (11, 4705209), (17, 3044547), (27, 1916937), (33, 1568403), (51, 1014849), (67, 772497), (81, 638979), (99, 522801), (153, 338283), (187, 276777), (201, 257499), (243, 212993), (289, 179091), (297, 174267), (459, 112761), (561, 92259), (603, 85833), (737, 70227), (867, 59697), (891, 58089), (1139, 45441), (1377, 37587), (1683, 30753), (1809, 28611), (2211, 23409), (2601, 19899), (2673, 19363), (3179, 16281), (3417, 15147), (4131, 12529), (5049, 10251), (5427, 9537), (6633, 7803)]