257421624

素因数分解:

$2^3\times 3^1\times {\mathrm{199}}^1\times {\mathrm{53899}}^1$

素因数の和:54107

約数の個数: 32

約数和(自身を含む): 646800000

約数和(自身を除く): 389378376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 199, 398, 597, 796, 1194, 1592, 2388, 4776, 53899, 107798, 161697, 215596, 323394, 431192, 646788, 1293576, 10725901, 21451802, 32177703, 42903604, 64355406, 85807208, 128710812, 257421624]

約数ペア:

[(1, 257421624), (2, 128710812), (3, 85807208), (4, 64355406), (6, 42903604), (8, 32177703), (12, 21451802), (24, 10725901), (199, 1293576), (398, 646788), (597, 431192), (796, 323394), (1194, 215596), (1592, 161697), (2388, 107798), (4776, 53899)]