16390227

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1539

約数の個数: 32

約数和(自身を含む): 27316224

約数和(自身を除く): 10925997

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1481, 1581, 3689, 4443, 10367, 11067, 25177, 31101, 45911, 75531, 137733, 176239, 321377, 528717, 780487, 964131, 2341461, 5463409, 16390227]

約数ペア:

[(1, 16390227), (3, 5463409), (7, 2341461), (17, 964131), (21, 780487), (31, 528717), (51, 321377), (93, 176239), (119, 137733), (217, 75531), (357, 45911), (527, 31101), (651, 25177), (1481, 11067), (1581, 10367), (3689, 4443)]