257958

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 609120

約数和(自身を除く): 351162

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 281, 306, 459, 562, 843, 918, 1686, 2529, 4777, 5058, 7587, 9554, 14331, 15174, 28662, 42993, 85986, 128979, 257958]

約数ペア:

[(1, 257958), (2, 128979), (3, 85986), (6, 42993), (9, 28662), (17, 15174), (18, 14331), (27, 9554), (34, 7587), (51, 5058), (54, 4777), (102, 2529), (153, 1686), (281, 918), (306, 843), (459, 562)]