271483730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{19687}}^1$

素因数の和:19898

約数の個数: 32

約数和(自身を含む): 561344256

約数和(自身を除く): 289860526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 19687, 39374, 98435, 137809, 196870, 275618, 689045, 1378090, 3878339, 7756678, 19391695, 27148373, 38783390, 54296746, 135741865, 271483730]

約数ペア:

[(1, 271483730), (2, 135741865), (5, 54296746), (7, 38783390), (10, 27148373), (14, 19391695), (35, 7756678), (70, 3878339), (197, 1378090), (394, 689045), (985, 275618), (1379, 196870), (1970, 137809), (2758, 98435), (6895, 39374), (13790, 19687)]