52001985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 97675200

約数和(自身を除く): 45673215

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 139, 147, 245, 417, 509, 695, 735, 973, 1527, 2085, 2545, 2919, 3563, 4865, 6811, 7635, 10689, 14595, 17815, 20433, 24941, 34055, 53445, 70751, 74823, 102165, 124705, 212253, 353755, 374115, 495257, 1061265, 1485771, 2476285, 3466799, 7428855, 10400397, 17333995, 52001985]

約数ペア:

[(1, 52001985), (3, 17333995), (5, 10400397), (7, 7428855), (15, 3466799), (21, 2476285), (35, 1485771), (49, 1061265), (105, 495257), (139, 374115), (147, 353755), (245, 212253), (417, 124705), (509, 102165), (695, 74823), (735, 70751), (973, 53445), (1527, 34055), (2085, 24941), (2545, 20433), (2919, 17815), (3563, 14595), (4865, 10689), (6811, 7635)]