520020795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{16903}}^1$

素因数の和:17211

約数の個数: 32

約数和(自身を含む): 954196992

約数和(自身を除く): 434176197

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 293, 879, 1465, 2051, 4395, 6153, 10255, 16903, 30765, 50709, 84515, 118321, 253545, 354963, 591605, 1774815, 4952579, 14857737, 24762895, 34668053, 74288685, 104004159, 173340265, 520020795]

約数ペア:

[(1, 520020795), (3, 173340265), (5, 104004159), (7, 74288685), (15, 34668053), (21, 24762895), (35, 14857737), (105, 4952579), (293, 1774815), (879, 591605), (1465, 354963), (2051, 253545), (4395, 118321), (6153, 84515), (10255, 50709), (16903, 30765)]