257200176

素因数分解:

$2^4\times 3^1\times {\mathrm{991}}^1\times {\mathrm{5407}}^1$

素因数の和:6409

約数の個数: 40

約数和(自身を含む): 665227264

約数和(自身を除く): 408027088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 991, 1982, 2973, 3964, 5407, 5946, 7928, 10814, 11892, 15856, 16221, 21628, 23784, 32442, 43256, 47568, 64884, 86512, 129768, 259536, 5358337, 10716674, 16075011, 21433348, 32150022, 42866696, 64300044, 85733392, 128600088, 257200176]

約数ペア:

[(1, 257200176), (2, 128600088), (3, 85733392), (4, 64300044), (6, 42866696), (8, 32150022), (12, 21433348), (16, 16075011), (24, 10716674), (48, 5358337), (991, 259536), (1982, 129768), (2973, 86512), (3964, 64884), (5407, 47568), (5946, 43256), (7928, 32442), (10814, 23784), (11892, 21628), (15856, 16221)]