201254517

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 340070400

約数和(自身を除く): 138815883

約数列:

[1, 3, 9, 17, 19, 27, 47, 51, 57, 141, 153, 171, 323, 423, 459, 491, 513, 799, 893, 969, 1269, 1473, 2397, 2679, 2907, 4419, 7191, 8037, 8347, 8721, 9329, 13257, 15181, 21573, 23077, 24111, 25041, 27987, 45543, 69231, 75123, 83961, 136629, 158593, 207693, 225369, 251883, 392309, 409887, 438463, 475779, 623079, 1176927, 1315389, 1427337, 3530781, 3946167, 4282011, 7453871, 10592343, 11838501, 22361613, 67084839, 201254517]

約数ペア:

[(1, 201254517), (3, 67084839), (9, 22361613), (17, 11838501), (19, 10592343), (27, 7453871), (47, 4282011), (51, 3946167), (57, 3530781), (141, 1427337), (153, 1315389), (171, 1176927), (323, 623079), (423, 475779), (459, 438463), (491, 409887), (513, 392309), (799, 251883), (893, 225369), (969, 207693), (1269, 158593), (1473, 136629), (2397, 83961), (2679, 75123), (2907, 69231), (4419, 45543), (7191, 27987), (8037, 25041), (8347, 24111), (8721, 23077), (9329, 21573), (13257, 15181)]