201216785

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 308784960

約数和(自身を除く): 107568175

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 197, 245, 379, 385, 539, 985, 1379, 1895, 2167, 2653, 2695, 4169, 6895, 9653, 10835, 13265, 15169, 18571, 20845, 29183, 48265, 74663, 75845, 92855, 106183, 145915, 204281, 373315, 522641, 530915, 821293, 1021405, 2613205, 3658487, 4106465, 5749051, 18292435, 28745255, 40243357, 201216785]

約数ペア:

[(1, 201216785), (5, 40243357), (7, 28745255), (11, 18292435), (35, 5749051), (49, 4106465), (55, 3658487), (77, 2613205), (197, 1021405), (245, 821293), (379, 530915), (385, 522641), (539, 373315), (985, 204281), (1379, 145915), (1895, 106183), (2167, 92855), (2653, 75845), (2695, 74663), (4169, 48265), (6895, 29183), (9653, 20845), (10835, 18571), (13265, 15169)]