1279892896

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{8191}}^1$

素因数の和:8477

約数の個数: 48

約数和(自身を含む): 2663055360

約数和(自身を除く): 1383162464

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 257, 304, 514, 608, 1028, 2056, 4112, 4883, 8191, 8224, 9766, 16382, 19532, 32764, 39064, 65528, 78128, 131056, 155629, 156256, 262112, 311258, 622516, 1245032, 2105087, 2490064, 4210174, 4980128, 8420348, 16840696, 33681392, 39996653, 67362784, 79993306, 159986612, 319973224, 639946448, 1279892896]

約数ペア:

[(1, 1279892896), (2, 639946448), (4, 319973224), (8, 159986612), (16, 79993306), (19, 67362784), (32, 39996653), (38, 33681392), (76, 16840696), (152, 8420348), (257, 4980128), (304, 4210174), (514, 2490064), (608, 2105087), (1028, 1245032), (2056, 622516), (4112, 311258), (4883, 262112), (8191, 156256), (8224, 155629), (9766, 131056), (16382, 78128), (19532, 65528), (32764, 39064)]