204516171

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7817}}^1$

素因数の和:7865

約数の個数: 40

約数和(自身を含む): 340552080

約数和(自身を除く): 136035909

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 323, 459, 513, 969, 1377, 1539, 2907, 7817, 8721, 23451, 26163, 70353, 132889, 148523, 211059, 398667, 445569, 633177, 1196001, 1336707, 2524891, 3588003, 4010121, 7574673, 10764009, 12030363, 22724019, 68172057, 204516171]

約数ペア:

[(1, 204516171), (3, 68172057), (9, 22724019), (17, 12030363), (19, 10764009), (27, 7574673), (51, 4010121), (57, 3588003), (81, 2524891), (153, 1336707), (171, 1196001), (323, 633177), (459, 445569), (513, 398667), (969, 211059), (1377, 148523), (1539, 132889), (2907, 70353), (7817, 26163), (8721, 23451)]