989493512

素因数分解:

$2^3\times 7^1\times {\mathrm{653}}^1\times {\mathrm{27059}}^1$

素因数の和:27725

約数の個数: 32

約数和(自身を含む): 2123668800

約数和(自身を除く): 1134175288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 653, 1306, 2612, 4571, 5224, 9142, 18284, 27059, 36568, 54118, 108236, 189413, 216472, 378826, 757652, 1515304, 17669527, 35339054, 70678108, 123686689, 141356216, 247373378, 494746756, 989493512]

約数ペア:

[(1, 989493512), (2, 494746756), (4, 247373378), (7, 141356216), (8, 123686689), (14, 70678108), (28, 35339054), (56, 17669527), (653, 1515304), (1306, 757652), (2612, 378826), (4571, 216472), (5224, 189413), (9142, 108236), (18284, 54118), (27059, 36568)]