15532976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 31230144

約数和(自身を除く): 15697168

約数列:

[1, 2, 4, 8, 16, 43, 86, 107, 172, 211, 214, 344, 422, 428, 688, 844, 856, 1688, 1712, 3376, 4601, 9073, 9202, 18146, 18404, 22577, 36292, 36808, 45154, 72584, 73616, 90308, 145168, 180616, 361232, 970811, 1941622, 3883244, 7766488, 15532976]

約数ペア:

[(1, 15532976), (2, 7766488), (4, 3883244), (8, 1941622), (16, 970811), (43, 361232), (86, 180616), (107, 145168), (172, 90308), (211, 73616), (214, 72584), (344, 45154), (422, 36808), (428, 36292), (688, 22577), (844, 18404), (856, 18146), (1688, 9202), (1712, 9073), (3376, 4601)]