128430904

素因数分解:

$2^3\times 7^1\times {\mathrm{587}}^1\times {\mathrm{3907}}^1$

素因数の和:4507

約数の個数: 32

約数和(自身を含む): 275748480

約数和(自身を除く): 147317576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 587, 1174, 2348, 3907, 4109, 4696, 7814, 8218, 15628, 16436, 27349, 31256, 32872, 54698, 109396, 218792, 2293409, 4586818, 9173636, 16053863, 18347272, 32107726, 64215452, 128430904]

約数ペア:

[(1, 128430904), (2, 64215452), (4, 32107726), (7, 18347272), (8, 16053863), (14, 9173636), (28, 4586818), (56, 2293409), (587, 218792), (1174, 109396), (2348, 54698), (3907, 32872), (4109, 31256), (4696, 27349), (7814, 16436), (8218, 15628)]