165989908

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{42649}}^1$

素因数の和:42799

約数の個数: 24

約数和(自身を含む): 334376000

約数和(自身を除く): 168386092

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 42649, 85298, 170596, 298543, 597086, 1194172, 5928211, 11856422, 23712844, 41497477, 82994954, 165989908]

約数ペア:

[(1, 165989908), (2, 82994954), (4, 41497477), (7, 23712844), (14, 11856422), (28, 5928211), (139, 1194172), (278, 597086), (556, 298543), (973, 170596), (1946, 85298), (3892, 42649)]