138444908

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{15797}}^1$

素因数の和:16121

約数の個数: 24

約数和(自身を含む): 277792032

約数和(自身を除く): 139347124

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 15797, 31594, 63188, 110579, 221158, 442316, 4944461, 9888922, 19777844, 34611227, 69222454, 138444908]

約数ペア:

[(1, 138444908), (2, 69222454), (4, 34611227), (7, 19777844), (14, 9888922), (28, 4944461), (313, 442316), (626, 221158), (1252, 110579), (2191, 63188), (4382, 31594), (8764, 15797)]