855402405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3727}}^1$

素因数の和:3866

約数の個数: 64

約数和(自身を含む): 1623379968

約数和(自身を除く): 767977563

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 107, 143, 165, 195, 321, 429, 535, 715, 1177, 1391, 1605, 2145, 3531, 3727, 4173, 5885, 6955, 11181, 15301, 17655, 18635, 20865, 40997, 45903, 48451, 55905, 76505, 122991, 145353, 204985, 229515, 242255, 398789, 532961, 614955, 726765, 1196367, 1598883, 1993945, 2664805, 4386679, 5184257, 5981835, 7994415, 13160037, 15552771, 21933395, 25921285, 57026827, 65800185, 77763855, 171080481, 285134135, 855402405]

約数ペア:

[(1, 855402405), (3, 285134135), (5, 171080481), (11, 77763855), (13, 65800185), (15, 57026827), (33, 25921285), (39, 21933395), (55, 15552771), (65, 13160037), (107, 7994415), (143, 5981835), (165, 5184257), (195, 4386679), (321, 2664805), (429, 1993945), (535, 1598883), (715, 1196367), (1177, 726765), (1391, 614955), (1605, 532961), (2145, 398789), (3531, 242255), (3727, 229515), (4173, 204985), (5885, 145353), (6955, 122991), (11181, 76505), (15301, 55905), (17655, 48451), (18635, 45903), (20865, 40997)]