249647589

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1301}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 393224832

約数和(自身を除く): 143577243

約数列:

[1, 3, 9, 23, 27, 69, 81, 103, 207, 309, 621, 927, 1301, 1863, 2369, 2781, 3903, 7107, 8343, 11709, 21321, 29923, 35127, 63963, 89769, 105381, 134003, 191889, 269307, 402009, 807921, 1206027, 2423763, 3082069, 3618081, 9246207, 10854243, 27738621, 83215863, 249647589]

約数ペア:

[(1, 249647589), (3, 83215863), (9, 27738621), (23, 10854243), (27, 9246207), (69, 3618081), (81, 3082069), (103, 2423763), (207, 1206027), (309, 807921), (621, 402009), (927, 269307), (1301, 191889), (1863, 134003), (2369, 105381), (2781, 89769), (3903, 63963), (7107, 35127), (8343, 29923), (11709, 21321)]