256259241

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79757}}^1$

素因数の和:79790

約数の個数: 32

約数和(自身を含む): 459406080

約数和(自身を除く): 203146839

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 79757, 239271, 558299, 717813, 1355869, 1674897, 2153439, 4067607, 5024691, 9491083, 12202821, 15074073, 28473249, 36608463, 85419747, 256259241]

約数ペア:

[(1, 256259241), (3, 85419747), (7, 36608463), (9, 28473249), (17, 15074073), (21, 12202821), (27, 9491083), (51, 5024691), (63, 4067607), (119, 2153439), (153, 1674897), (189, 1355869), (357, 717813), (459, 558299), (1071, 239271), (3213, 79757)]