216328956697

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4019}}^1\times {\mathrm{9871}}^1$

素因数の和:13957

約数の個数: 32

約数和(自身を含む): 266686156800

約数和(自身を除く): 50357200103

約数列:

[1, 7, 19, 41, 133, 287, 779, 4019, 5453, 9871, 28133, 69097, 76361, 164779, 187549, 404711, 534527, 1153453, 1312843, 2832977, 3130801, 7689509, 21915607, 39671549, 53826563, 277700843, 753759431, 1626533509, 5276316017, 11385734563, 30904136671, 216328956697]

約数ペア:

[(1, 216328956697), (7, 30904136671), (19, 11385734563), (41, 5276316017), (133, 1626533509), (287, 753759431), (779, 277700843), (4019, 53826563), (5453, 39671549), (9871, 21915607), (28133, 7689509), (69097, 3130801), (76361, 2832977), (164779, 1312843), (187549, 1153453), (404711, 534527)]