681330784

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{519307}}^1$

素因数の和:519358

約数の個数: 24

約数和(自身を含む): 1374088968

約数和(自身を除く): 692758184

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 519307, 1038614, 2077228, 4154456, 8308912, 16617824, 21291587, 42583174, 85166348, 170332696, 340665392, 681330784]

約数ペア:

[(1, 681330784), (2, 340665392), (4, 170332696), (8, 85166348), (16, 42583174), (32, 21291587), (41, 16617824), (82, 8308912), (164, 4154456), (328, 2077228), (656, 1038614), (1312, 519307)]