51874515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1361}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 113035104

約数和(自身を除く): 61160589

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 121, 165, 231, 315, 363, 385, 495, 605, 693, 847, 1089, 1155, 1361, 1815, 2541, 3465, 4083, 4235, 5445, 6805, 7623, 9527, 12249, 12705, 14971, 20415, 28581, 38115, 44913, 47635, 61245, 74855, 85743, 104797, 134739, 142905, 164681, 224565, 314391, 428715, 494043, 523985, 673695, 823405, 943173, 1152767, 1482129, 1571955, 2470215, 3458301, 4715865, 5763835, 7410645, 10374903, 17291505, 51874515]

約数ペア:

[(1, 51874515), (3, 17291505), (5, 10374903), (7, 7410645), (9, 5763835), (11, 4715865), (15, 3458301), (21, 2470215), (33, 1571955), (35, 1482129), (45, 1152767), (55, 943173), (63, 823405), (77, 673695), (99, 523985), (105, 494043), (121, 428715), (165, 314391), (231, 224565), (315, 164681), (363, 142905), (385, 134739), (495, 104797), (605, 85743), (693, 74855), (847, 61245), (1089, 47635), (1155, 44913), (1361, 38115), (1815, 28581), (2541, 20415), (3465, 14971), (4083, 12705), (4235, 12249), (5445, 9527), (6805, 7623)]