87389876

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 181923840

約数和(自身を除く): 94533964

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 281, 383, 406, 562, 766, 812, 1124, 1532, 1967, 2681, 3934, 5362, 7868, 8149, 10724, 11107, 16298, 22214, 32596, 44428, 57043, 77749, 107623, 114086, 155498, 215246, 228172, 310996, 430492, 753361, 1506722, 3013444, 3121067, 6242134, 12484268, 21847469, 43694938, 87389876]

約数ペア:

[(1, 87389876), (2, 43694938), (4, 21847469), (7, 12484268), (14, 6242134), (28, 3121067), (29, 3013444), (58, 1506722), (116, 753361), (203, 430492), (281, 310996), (383, 228172), (406, 215246), (562, 155498), (766, 114086), (812, 107623), (1124, 77749), (1532, 57043), (1967, 44428), (2681, 32596), (3934, 22214), (5362, 16298), (7868, 11107), (8149, 10724)]