257066610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{16447}}^1$

素因数の和:16978

約数の個数: 32

約数和(自身を含む): 618181632

約数和(自身を除く): 361115022

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1563, 2605, 3126, 5210, 7815, 15630, 16447, 32894, 49341, 82235, 98682, 164470, 246705, 493410, 8568887, 17137774, 25706661, 42844435, 51413322, 85688870, 128533305, 257066610]

約数ペア:

[(1, 257066610), (2, 128533305), (3, 85688870), (5, 51413322), (6, 42844435), (10, 25706661), (15, 17137774), (30, 8568887), (521, 493410), (1042, 246705), (1563, 164470), (2605, 98682), (3126, 82235), (5210, 49341), (7815, 32894), (15630, 16447)]