1068863728

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67547}}^1$

素因数の和:67621

約数の個数: 40

約数和(自身を含む): 2211251328

約数和(自身を除く): 1142387600

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 15824, 67547, 135094, 270188, 540376, 1080752, 1553581, 2904521, 3107162, 5809042, 6214324, 11618084, 12428648, 23236168, 24857296, 46472336, 66803983, 133607966, 267215932, 534431864, 1068863728]

約数ペア:

[(1, 1068863728), (2, 534431864), (4, 267215932), (8, 133607966), (16, 66803983), (23, 46472336), (43, 24857296), (46, 23236168), (86, 12428648), (92, 11618084), (172, 6214324), (184, 5809042), (344, 3107162), (368, 2904521), (688, 1553581), (989, 1080752), (1978, 540376), (3956, 270188), (7912, 135094), (15824, 67547)]