289206512008

素因数分解:

$2^3\times {\mathrm{4243}}^1\times {\mathrm{8520107}}^1$

素因数の和:8524356

約数の個数: 16

約数和(自身を含む): 542390075280

約数和(自身を除く): 253183563272

約数列:

[1, 2, 4, 8, 4243, 8486, 16972, 33944, 8520107, 17040214, 34080428, 68160856, 36150814001, 72301628002, 144603256004, 289206512008]

約数ペア:

[(1, 289206512008), (2, 144603256004), (4, 72301628002), (8, 36150814001), (4243, 68160856), (8486, 34080428), (16972, 17040214), (33944, 8520107)]