161433265

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 225586944

約数和(自身を除く): 64153679

約数列:

[1, 5, 7, 35, 131, 137, 257, 655, 685, 917, 959, 1285, 1799, 4585, 4795, 8995, 17947, 33667, 35209, 89735, 125629, 168335, 176045, 235669, 246463, 628145, 1178345, 1232315, 4612379, 23061895, 32286653, 161433265]

約数ペア:

[(1, 161433265), (5, 32286653), (7, 23061895), (35, 4612379), (131, 1232315), (137, 1178345), (257, 628145), (655, 246463), (685, 235669), (917, 176045), (959, 168335), (1285, 125629), (1799, 89735), (4585, 35209), (4795, 33667), (8995, 17947)]