128151086

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15600

約数の個数: 32

約数和(自身を含む): 238725120

約数和(自身を除く): 110574034

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 15541, 31082, 108787, 217574, 295279, 481771, 590558, 963542, 2066953, 3372397, 4133906, 6744794, 9153649, 18307298, 64075543, 128151086]

約数ペア:

[(1, 128151086), (2, 64075543), (7, 18307298), (14, 9153649), (19, 6744794), (31, 4133906), (38, 3372397), (62, 2066953), (133, 963542), (217, 590558), (266, 481771), (434, 295279), (589, 217574), (1178, 108787), (4123, 31082), (8246, 15541)]