1281824

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1028

約数の個数: 24

約数和(自身を含む): 2587788

約数和(自身を除く): 1305964

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 977, 1312, 1954, 3908, 7816, 15632, 31264, 40057, 80114, 160228, 320456, 640912, 1281824]

約数ペア:

[(1, 1281824), (2, 640912), (4, 320456), (8, 160228), (16, 80114), (32, 40057), (41, 31264), (82, 15632), (164, 7816), (328, 3908), (656, 1954), (977, 1312)]