620319885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{128033}}^1$

素因数の和:128077

約数の個数: 32

約数和(自身を含む): 1106213760

約数和(自身を除く): 485893875

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 128033, 384099, 640165, 1920495, 2176561, 2432627, 6529683, 7297881, 10882805, 12163135, 32648415, 36489405, 41354659, 124063977, 206773295, 620319885]

約数ペア:

[(1, 620319885), (3, 206773295), (5, 124063977), (15, 41354659), (17, 36489405), (19, 32648415), (51, 12163135), (57, 10882805), (85, 7297881), (95, 6529683), (255, 2432627), (285, 2176561), (323, 1920495), (969, 640165), (1615, 384099), (4845, 128033)]