66831765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4451}}^1$

素因数の和:4490

約数の個数: 64

約数和(自身を含む): 143603712

約数和(自身を除く): 76771947

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 2145, 3003, 4451, 5005, 13353, 15015, 22255, 31157, 48961, 57863, 66765, 93471, 146883, 155785, 173589, 244805, 289315, 342727, 405041, 467355, 636493, 734415, 867945, 1028181, 1215123, 1713635, 1909479, 2025205, 3182465, 4455451, 5140905, 6075615, 9547395, 13366353, 22277255, 66831765]

約数ペア:

[(1, 66831765), (3, 22277255), (5, 13366353), (7, 9547395), (11, 6075615), (13, 5140905), (15, 4455451), (21, 3182465), (33, 2025205), (35, 1909479), (39, 1713635), (55, 1215123), (65, 1028181), (77, 867945), (91, 734415), (105, 636493), (143, 467355), (165, 405041), (195, 342727), (231, 289315), (273, 244805), (385, 173589), (429, 155785), (455, 146883), (715, 93471), (1001, 66765), (1155, 57863), (1365, 48961), (2145, 31157), (3003, 22255), (4451, 15015), (5005, 13353)]