257304

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 656640

約数和(自身を除く): 399336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 151, 213, 284, 302, 426, 453, 568, 604, 852, 906, 1208, 1704, 1812, 3624, 10721, 21442, 32163, 42884, 64326, 85768, 128652, 257304]

約数ペア:

[(1, 257304), (2, 128652), (3, 85768), (4, 64326), (6, 42884), (8, 32163), (12, 21442), (24, 10721), (71, 3624), (142, 1812), (151, 1704), (213, 1208), (284, 906), (302, 852), (426, 604), (453, 568)]