339968907

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 557846016

約数和(自身を除く): 217877109

約数列:

[1, 3, 9, 17, 27, 47, 51, 81, 103, 141, 153, 243, 289, 309, 423, 459, 799, 867, 927, 1269, 1377, 1751, 2397, 2601, 2781, 3807, 4131, 4841, 5253, 7191, 7803, 8343, 11421, 13583, 14523, 15759, 21573, 23409, 25029, 29767, 40749, 43569, 47277, 64719, 70227, 82297, 89301, 122247, 130707, 141831, 194157, 246891, 267903, 366741, 392121, 425493, 740673, 803709, 1100223, 1176363, 1399049, 2222019, 2411127, 3300669, 4197147, 6666057, 7233381, 12591441, 19998171, 37774323, 113322969, 339968907]

約数ペア:

[(1, 339968907), (3, 113322969), (9, 37774323), (17, 19998171), (27, 12591441), (47, 7233381), (51, 6666057), (81, 4197147), (103, 3300669), (141, 2411127), (153, 2222019), (243, 1399049), (289, 1176363), (309, 1100223), (423, 803709), (459, 740673), (799, 425493), (867, 392121), (927, 366741), (1269, 267903), (1377, 246891), (1751, 194157), (2397, 141831), (2601, 130707), (2781, 122247), (3807, 89301), (4131, 82297), (4841, 70227), (5253, 64719), (7191, 47277), (7803, 43569), (8343, 40749), (11421, 29767), (13583, 25029), (14523, 23409), (15759, 21573)]