4009075

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 5872640

約数和(自身を除く): 1863565

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 739, 775, 1085, 3695, 5173, 5425, 18475, 22909, 25865, 114545, 129325, 160363, 572725, 801815, 4009075]

約数ペア:

[(1, 4009075), (5, 801815), (7, 572725), (25, 160363), (31, 129325), (35, 114545), (155, 25865), (175, 22909), (217, 18475), (739, 5425), (775, 5173), (1085, 3695)]