196907515

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1663}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 287539200

約数和(自身を除く): 90631685

約数列:

[1, 5, 7, 17, 35, 85, 119, 199, 595, 995, 1393, 1663, 3383, 6965, 8315, 11641, 16915, 23681, 28271, 58205, 118405, 141355, 197897, 330937, 989485, 1654685, 2316559, 5625929, 11582795, 28129645, 39381503, 196907515]

約数ペア:

[(1, 196907515), (5, 39381503), (7, 28129645), (17, 11582795), (35, 5625929), (85, 2316559), (119, 1654685), (199, 989485), (595, 330937), (995, 197897), (1393, 141355), (1663, 118405), (3383, 58205), (6965, 28271), (8315, 23681), (11641, 16915)]