289204888

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97441}}^1$

素因数の和:97507

約数の個数: 32

約数和(自身を含む): 631424160

約数和(自身を除く): 342219272

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 97441, 194882, 389764, 682087, 779528, 1364174, 2728348, 5164373, 5456696, 10328746, 20657492, 36150611, 41314984, 72301222, 144602444, 289204888]

約数ペア:

[(1, 289204888), (2, 144602444), (4, 72301222), (7, 41314984), (8, 36150611), (14, 20657492), (28, 10328746), (53, 5456696), (56, 5164373), (106, 2728348), (212, 1364174), (371, 779528), (424, 682087), (742, 389764), (1484, 194882), (2968, 97441)]